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Ciena

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Employees 5001-10,000
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FY2001 Annual Report · Ciena
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UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

form 10-k

Annual Report pursuant to Section 13 or 15(d) of the Securities Exchange
Act of 1934  For the fiscal year ended October 31, 2001

(Mark One)

OR

Transition Report pursuant to Section 13 or 15(d) of the Securities 
Exchange Act of 1934 For the transition period from _________ to __________

Commission file number 0–21969

CIENA Corporation

(Exact name of registrant as specified in its charter)

(State or other jurisdiction of incorporation or organization) Delaware

(I.R.S. Employer Identification No.) 23–2725311

(Address of principal executive offices) 1201 Winterson Road, Linthicum, MD

(Zip Code) 21090–2205

(Registrant’s telephone number, including area code) (410) 865–8500

Securities registered pursuant to Section 12(b) of the Act: None

Securities registered pursuant to Section 12(g) of the Act: Common Stock

Indicate by check mark whether the registrant: (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities
Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such
reports), and (2) has been subject to such filing requirements for the past 90 days.

Yes

No

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S–K is not contained herein,
and will not be contained, to the best of registrant’s knowledge, in definitive proxy or information statements incorporated
by reference in Part III of this Form 10–K or any amendment to this Form 10–K.

The aggregate market value of the 328,022,264 shares of Common Stock of the Registrant issued and outstanding as of
October 31, 2001, excluding 5,294,320 shares of Common Stock held by affiliates of the Registrant was $4,986,146,734.
This amount is based on the average bid and asked price of the Common Stock on the Nasdaq Stock Market of $15.45
per share on November 2, 2001.

Documents Incorporated by Reference
Part III of the Form 10–K incorporates by reference certain portions of the Registrant’s proxy statement for its 2002 annual
meeting of stockholders to be filed with the Commission not later than 120 days after the end of the fiscal year covered by
this report.

partone The information in this Form 10-K contains certain forward-looking statements, including

statements related to markets for the Company’s products and trends in its business that
involve risks and uncertainties. The Company’s actual results may differ materially from the
results discussed in the forward-looking statements. Factors that might cause such a differ-
ence include those discussed in “Management’s Discussion and Analysis of Financial Condition
and Results of Operations—Risk Factors” and “Business” as well as those discussed elsewhere
in this Form 10-K.

item 1 business

General
Overview
CIENA is a leader in the intelligent optical networking equipment market. We offer a portfolio of
products for communications service providers worldwide. Our customers include long-distance
carriers, competitive and incumbent local exchange carriers, Internet service providers, wireless
and wholesale carriers. CIENA offers optical transport and intelligent optical switching systems that
enable service providers to provision, manage and deliver high-bandwidth services to their cus-
tomers. We have pursued a strategy to develop and leverage the power of disruptive technologies
to change the fundamental economics of building carrier-class tele- and data-communications net-
works, thereby providing our customers with a competitive advantage. CIENA’s intelligent optical
networking products are designed to enable carriers to deliver any time, any size, any priority band-
width to their customers.

The Company had revenues of $1,603.2 million for its fiscal year ended October 31, 2001, an
increase of more than 86% when compared with fiscal 2000 revenues of $858.8 million. The Company
recorded a net loss of $1,794.1 million in fiscal 2001 compared with net income of $81.4 million for
fiscal 2000. The net income for fiscal 2001 and fiscal 2000, adjusted to exclude payroll tax on stock
options, settlement of accrued contract obligation, deferred compensation costs, amortization of
goodwill, amortization of intangible assets, in-process research and development, restructuring costs,
goodwill impairment and provision for doubtful accounts (which we refer to as “adjusted net income”)
was $195.3 million and $100.9 million, respectively.

For the fiscal year ended October 31, 2001, the Company recorded revenue from sales of intelli-
gent optical networking equipment to a total of 53 customers. This represents an increase of more
than 65% over 2000’s customer base of 32. During fiscal 2001, Qwest and Sprint each represented
more than 10% of CIENA’s total revenues.

CIENA believes it holds the leading position in the global next-generation optical networking
market with approximately 33% market share. Our belief is based upon estimates developed from
a variety of sources, including vendors’ public statements regarding their optical networking busi-
nesses, CIENA internal estimates, and recent discussions with industry analysts, such as RHK, CIR,
Dell’Oro, Infonetics, KMI, and IDC.

Historically, the majority of CIENA’s revenue has come from the sale of products in a single

product category: long-distance optical transport equipment. CIENA believes it is one of the worldwide
market leaders in field deployment of open-architecture long-distance optical transport equipment
utilizing dense wavelength division multiplexing (“DWDM”) technology. The majority of CIENA’s fis-
cal 2001 revenue was derived from sales of its long-distance optical transport products. During the
fiscal year 2001, CIENA also recognized meaningful revenue for the first time from the sale of its
intelligent optical core switch, MultiWave CoreDirector. CIENA believes it holds an industry-leading
market share in this important emerging product category. In addition, during 2001, CIENA also rec-
ognized revenue from the sale of its metropolitan optical transport product line, MultiWave Metro,
and its next-generation multi-service access and switching platform MultiWave MetroDirector K2.

10–K CIENA Corporation 2

Our research and development efforts as well as potential future acquisition and partnership
activities are targeted at capitalizing on our installed base of carrier customers and leveraging our
position as a leader in the rapidly growing optical networking market.

Industry Background
The world’s tele- and data-communications infrastructure is formed by fiber optic networks owned
and operated by service providers. In recent years, the combination of several factors, including
global deregulation which fueled competition among service providers and increased bandwidth
demand resulting from the proliferation of the Internet and the emergence of electronic commerce,
gave rise to the increased deployment of optical networking equipment.

Deregulation in the United States telecom industry and privatization in the international tele-
com industry during the 1990’s began a transition from an industry characterized by a small num-
ber of heavily regulated large service providers to one in which numerous insurgent competitors
began to emerge. Rapid traffic growth and readily available capital further fueled the growth in the
number of service providers as emerging carriers built networks and fought to take market share
from the incumbents. This rush of capital and new competitors into the market left many service
providers with a situation in which capital and operating expenses grew faster than revenues. In
addition, many equipment vendors offered substantial vendor financing to service providers as a
means to encourage sales, thereby creating a temporary, and ultimately unsustainable demand for
networking equipment.

Toward the end of calendar 2000 and into calendar 2001, capital markets tightened, leading 
to what appears to be a new period of consolidation among service providers. As access to capital
lessened, many service providers curtailed further network build-outs and dramatically reduced
their overall capital spending. In addition, the industry saw the emergence and general availability
of next-generation optical networking equipment that enabled carriers to spend less and do more.
This new equipment offered carriers the ability to grow their networks more efficiently while lower-
ing both initial capital expenditures and ongoing operational expenses. The combined effect of
these developments was a sharp decline in the demand for legacy telecom equipment and a gen-
eral overall slowdown in carriers’ equipment purchases. As a result, many equipment vendors,
who were now experiencing financial challenges of their own because of the slowdown in demand,
stepped away from their previous practice of providing vendor financing. This only exacerbated the
capital crunch and caused further capital spending reductions by carriers. In addition, several carri-
ers found that they had built networks in anticipation of demand that failed to materialize and now
faced an over capacity situation. Some carriers, with no access to additional capital and inadequate
revenue, failed.

During this time service providers looked to new products and technologies, in particular optical

networking equipment, to help them more efficiently scale their networks to handle the increased
traffic load while also bringing their spending and expenses in line with their revenue growth.

CIENA’s Solutions
CIENA’s intelligent optical networking equipment was designed to enable service providers to transi-
tion from inefficient, legacy, voice-centric networks to more efficient data-optimized, intelligent opti-
cal networks. CIENA’s systems address the network scalability and capital spending challenges and
the escalating operational costs faced by service providers.
•

CIENA leverages its expertise in optics, software, systems and Application Specific Integrated
Circuits (“ASICs”), to develop innovative products designed to lower the cost of constructing
and operating communications networks.
CIENA’s equipment can replace multiple legacy network elements with fewer, more intelligent
network elements, thereby simplifying the network and lowering carriers’ initial capital costs
and ongoing operations expenses.

•

3 10–K CIENA Corporation

•

•

•

• With the bandwidth flexibility and availability enabled by CIENA’s optical transport equipment utiliz-
ing DWDM technology, service providers are able to ramp their network bandwidth with demand,
adding bandwidth when and where it is needed and only paying for capacity as it is added and
turned up.
CIENA’s equipment is designed to lower network operating costs by enabling carriers to manage
network traffic and network bandwidth more efficiently.
CIENA’s equipment also is designed to enable carriers to shorten the time it takes to provision
services, in some cases from months to nearly real-time, thereby accelerating revenue generation.
In addition to capital and operational cost savings, CIENA’s equipment and network management
software is designed to enable carriers to offer new, revenue-generating and service-differentiating
optical services.
Our optical networking product portfolio is targeted at the critical areas of service provider
networks: intelligent optical switching, long-distance optical transport, short-distance optical trans-
port and network management.
•

Intelligent Optical Core Switching. Our family of intelligent optical core switches, MultiWave
CoreDirector, and MultiWave CoreDirector CI, enable carriers to manage network bandwidth more
efficiently. CoreDirector and CoreDirector CI help carriers solve both the challenges of network
scalability and escalating operating costs by incorporating the functionality of multiple network
elements into a single network element with previously unavailable switching and bandwidth
management capabilities.

• Multi-Service Access and Switching. MultiWave MetroDirector K2 is CIENA’s next-generation
multi-service access and switching platform designed for service providers seeking increased
availability of usable, cost-effective bandwidth. MultiWave MetroDirector K2 has been designed
to easily integrate into existing network environments and deliver superior levels of price/
performance, bandwidth optimization, reliability, service flexibility, provisioning capabilities, and
support for circuit-switched and data-centric traffic. The MultiWave MetroDirector K2 platform
has an innovative architecture that helps service providers alleviate traffic gridlock in metropolitan
networks, while providing the opportunity for increased revenues and improved performance
from their existing network.

• Optical Transport. CIENA’s long-distance optical transport products, MultiWave CoreStream,

MultiWave Sentry, MultiWave 1600, and our short-distance products, MultiWave Metro, MultiWave
Metro One and MultiWave Firefly, utilize DWDM technology which enables carriers to cost-
effectively add critical network bandwidth when and where they need it. As a result, service
providers are better able to scale their networks to meet demand.

• Network Management. ON-Center, CIENA’s fully integrated family of software-based tools
for comprehensive element, network and service layer management, is designed to enable
accelerated deployment of new, differentiating optical services. ON-Center is designed to
reduce network operating and management costs.
CIENA calls the network architecture created by these products “LightWorks.” The compo-
nents of CIENA’s LightWorks architecture can be sold together as a complete network solution or
separately as best-of-breed solutions. CIENA’s LightWorks architecture is designed to dramatically
simplify a carrier’s network by reducing the number of network elements. We believe this network
simplification will lead to lower capital equipment cost and lower operating cost.

Strategy
CIENA’s strategy is to maintain and build upon its market leadership in the deployment of intelligent
optical networking systems and to leverage our technologies in order to provide solutions for both
voice and data communications-based network architectures. We believe that the technological, opera-
tional and cost benefits of our optical networking solutions create competitive advantages for service
providers worldwide. We believe our solutions will become increasingly important as these service
providers are being pressed by their customers to deliver services to address the dramatic growth

10–K CIENA Corporation 4

in Internet and other data communications traffic and at the same time need to find ways to reduce
operating and capital expenses while ultimately realizing and improving profits. CIENA’s strategy
includes the following:
•

Expand Our Base of Customers Using Our Optical Networking Solutions. We believe that
achieving early widespread operational deployment of our systems in a particular carrier’s net-
work will provide CIENA significant competitive advantages with respect to additional optical
networking deployments and will enhance our marketing to other carriers as a field-proven
supplier. While continuing to aggressively serve our existing customers, we intend to actively
pursue additional optical networking deployment opportunities among carriers in domestic and
foreign long-distance, interoffice and local exchange markets.
Target Incumbent Carriers. The nature of our customer base requires a focused sales effort 
on a customer-by-customer basis. We plan to shift the focus of our sales and marketing efforts 
towards incumbent carriers.
Sustain Our Investment in Research and Development. We believe our future success will
depend heavily on our ability to offer products that excel in meeting the needs of our customers—
products that will allow them to reduce their capital expenditures and operating costs and to
address the obstacles they will confront as they build out, grow and operate next-generation
optical networks. In order to meet this challenge, we believe we must make significant and sus-
tained investments in enhancing our existing products and developing new ones. We must also
continue to monitor developments in optical networking technology and, where appropriate, make
strategic investments or acquisitions designed to help us maintain our technological leadership.
We will take advantage of our strong balance sheet to continue to make investments in these
areas even during periods in which our revenues are reduced by temporary declines in demand.
Continue to Emphasize Technical Support and Customer Service. CIENA markets technically
advanced systems to sophisticated customers. The nature of CIENA’s systems and market
require a high level of technical support and customer service. We believe we have a good
reputation for our technical support and customer service and we intend to emphasize our
global service, and support capabilities as differentiating factors in our efforts to maintain and
enhance our market position. CIENA offers complete engineering, furnishing and installation
services, as well as full-time customer support, from strategic locations worldwide.

•

•

•

•

• Maintain World Class Manufacturing Capability. CIENA’s optical networking systems play a
critical role in our customers’ networks. Quality assurance and manufacturing excellence are
necessary for CIENA to achieve success. CIENA believes it has developed a world class optical
manufacturing and system test capability and this capability provides CIENA with a competitive
advantage. In addition, CIENA expects to utilize this expertise to leverage our manufacturing
capability with contract manufacturers.
Leverage the Company’s High Bandwidth Technologies and Know-How. We believe there
will be further opportunities for the application of next-generation solutions in service provider
networks. We believe, for instance, that the bandwidth and capacity management enabled by
next-generation equipment at the core of service provider networks will result in the need for
more efficient traffic handling and management toward the edge of the network. CIENA expects
to leverage the core competencies it has developed in the design, development and manufac-
turing of its optical transport and intelligent optical switching product lines by pursuing internal
product development efforts, forming strategic alliances and making acquisitions to address
these expected opportunities. CIENA intends to move aggressively to maintain leadership in the
design and development of intelligent optical networking equipment and software that will both
respond to customer needs and help customers move toward newer, higher capacity, more
cost-efficient network designs for the future.
Pursue the Opportunity for Solution Sales. As one of the few equipment vendors with a
complete next-generation product set, CIENA is in a position to pursue a “solution sale” approach
with carriers. CIENA is developing the capability to offer carriers a choice of choosing either an

•

5 10–K CIENA Corporation

open architecture approach to building networks—one that potentially combines equipment
from multiple vendors, or an integrated solution from CIENA—one that utilizes only CIENA
equipment. With an integrated CIENA network, service providers will be able to take advantage
of significant capital cost savings through the application of integrated optics across CIENA’s
product lines. In addition, an integrated CIENA network will offer customers significant network
management and service provisioning benefits that have the potential to lower operations costs.
CIENA believes that during challenging economic times, service providers will look to consolidate
the number of vendors from which they purchase. CIENA believes that its ability to offer carriers
an integrated solution that delivers significant capital and operational cost savings over other
vendors’ solutions will be a strategic advantage.

Products
Our optical networking product portfolio is targeted at the critical areas of service provider networks:
intelligent optical switching, long-distance optical transport, short-distance optical transport, and net-
work management. CIENA’s “open architecture” design means its products interoperate with most
carriers’ existing fiber optic transmission systems, and network elements, including connecting
directly to either traditional voice equipment, or data-centric equipment.

Intelligent Optical Core Switching

MultiWave CoreDirector
•

Provides traffic management and switching capability beyond current network solutions of up to
256 ports of OC-48 or up to 640 gigabits per second in a single 7 foot bay.

• Designed for in-service growth: scalable to 1,536 and 3,072 port configurations in the future.
• Designed to reduce capital equipment costs by displacing multiple legacy network devices.
• Designed to simplify service provisioning, in some cases reducing provisioning times from

months to real-time.

• Offers the ability to switch at the wavelength level, OC-192, OC-48 or at levels down to an STS-1.
• May enable new revenue opportunities for service providers through new optical layer capabili-

ties and services.

• Development to include benefits of both optical–optical (“OO”) and optical-electrical-optical

(“OEO”) switching functionality integrated into one intelligent system.

CoreDirector CI
• Delivers CoreDirector functionality in a smaller package and at a lower entry cost that is ideal

•

for lower capacity networks or smaller switching sites.
Provides up to 64 ports of OC-48 or up to 160 gigabits per second in half the space occupied
by a full size CoreDirector.

Next-Generation Multi-Service Access Switching

MultiWave MetroDirector K2
•

Provides scalability from 1.5 megabits per second to 10 gigabits per second with total switching
capacity of 480 gigabits per second.
Extends the intelligence of CoreDirector software to the edge of the network and enables end-
to-end point-and-click provisioning.

•

• Designed to reduce capital equipment costs by displacing multiple legacy network devices with

•

a single network element.
Supports multiple services including voice and native data over SONET, and will enable IP, ATM,
10/100 Ethernet, Gigabit Ethernet and VLAN services.

10–K CIENA Corporation 6

Long-Distance Optical Transport

MultiWave CoreStream
•
•

CIENA’s fourth generation carrier-class intelligent optical transport product.
First commercially deployed 96-channel DWDM system with commercial shipments beginning
in fiscal Q3 1999.

• Utilizes DWDM technology to deliver up to 96 optical channels at 2.5 gigabits per second (240 giga-

bits) or up to 48 channels at 10 gigabits per second (480 gigabits).

• Designed for in-service growth; scalable to handle 3.2 terabits of traffic in the future.
• With ultra-long haul features ultimately capable of transporting signals up to 5,000 kilometers with-

out electrical regeneration.

MultiWave Sentry 4000
•
•

CIENA’s third generation carrier-class intelligent optical transport product.
First commercially deployed 40-channel system with commercial shipments beginning in fiscal
Q2 1998.

• Utilizes DWDM technology to deliver up to 40 channels at 2.5 gigabits per second (100 gigabits).

MultiWave Sentry 1600
•
•

CIENA’s second generation carrier-class intelligent optical transport product.
First commercially deployed 16-channel system with commercial shipments beginning in the
second half of fiscal 1996.

• Utilizes DWDM technology to deliver up to 16 channels at 2.5 gigabits per second (40 gigabits).
•
Incorporated performance monitoring capabilities, not previously available in DWDM equipment.

MultiWave 1600
•
•

CIENA’s first generation carrier-class intelligent optical transport product.
First commercially deployed 16-channel system with commercial shipments beginning in the
first half of fiscal 1996.

• Utilizes DWDM technology to deliver 16 channels at 2.5 gigabits per second (40 gigabits).

Short-Distance Optical Transport

MultiWave Metro
•

A carrier-class optical transport product designed specifically to address the performance and
economic requirements of metropolitan markets.
Provides up to 24 duplex channels over a single fiber pair, enabling a service provider to trans-
port up to 60 gigabits per second.
Supports multiple network topologies, such as rings, hubs, and stars.
Allows service providers to carry non-SONET/SDH, data formats such as ESCON, Fibre Channel,
Gigabit Ethernet and rate-adaptive Gigabit Ethernet, FICON, and digitized video.

•

•
•

MultiWave Metro One
• Offers the same carrier-class reliability and functionality as MultiWave Metro, but for a single

channel in a reduced size and reduced power consumption package.

MultiWave Firefly
• MultiWave Firefly was developed specifically for use by carriers in short-distance, point-to-

•

point applications.
This system multiplexes up to 24 channels at 2.5 gigabits per second, over a single fiber pair,
allowing a carrier to transport up to 60 gigabits per second.

7 10–K CIENA Corporation

Network Management

LightWorks ON-Center
•

Fully integrated family of software-based tools for comprehensive element, network and serv-
ice layer management across service provider networks.

• Designed to enable accelerated deployment of new, differentiating optical services, reduced net-

work operating and management costs, and innovative customer service solutions.

• Designed so that service providers can select any or all components necessary to meet their

•

particular network’s management needs.
Elements include:
•
•

an Optical Service Layer Management System for cross-vendor end-to-end service management;
an Optical Network Management System for integrated management across all of CIENA’s
intelligent optical transport, switching and access systems, and;
a Modeling and Planning System for network design.

•

Product Development
We believe there will be further opportunities for the application of next-generation solutions in
service provider networks. We believe, for instance, that the bandwidth and capacity management
enabled by next-generation equipment at the core of service provider networks will result in the
need for more efficient traffic handling and management toward the edge of the network. CIENA
expects to leverage the core competencies it has developed in the design, development and manu-
facturing of its optical transport and intelligent optical switching product lines by pursuing internal
product development efforts, forming strategic alliances and making acquisitions to address these
expected opportunities. We also believe there may be opportunities for us to develop products and
technologies complementary to existing optical networking technologies which may broaden our
ability to provide, facilitate and/or interconnect with high bandwidth solutions offered throughout
fiber optic networks. CIENA intends to focus its product development efforts and possibly pursue
strategic alliances or acquisitions to address expected opportunities in these areas.

Customers
CIENA has announced publicly relationships with the following forty-seven customers:
1 AFN Communications, LLC (US)
2 Alltel Corporation (US)
3 AT&T Corp. (US)
4 Beijing IDN Telecom Corporation Ltd.,(CEC/IDN) (China)
5 BellSouth Telecommunications, Inc. (US)
6 Broadwing Communications Services, Inc. (US)
7 Cable & Wireless Communications Services Limited (UK)
8 Cable & Wireless USA, Inc. (US)
9 CompleTel SAS (France)
10 Crosswave Communications, Inc. (Japan)
11 Daini Deuden Inc. (Japan)
12 Digital Teleport, Inc. (US)
13 Dynegy Inc. (Europe)
14 eAccess, Ltd. (Japan)
15 Ebone (formerly GTS Network Limited) (Belgium)
16 El Paso Global Networks (US)
17 Enron Communications, Inc. (US)
18 ESAT Telecom (Ireland)
19 FLAG Telecom Holdings Ltd. (Global)
20 Genuity Solutions Inc. (US)
21 Global Crossing Limited (UK)

10–K CIENA Corporation 8

22 HanseNet GmbH (Germany)
23 Intermedia Communications Inc. (US)
24 Interoute Telecommunications Limited (Europe)
25 Japan Telecom (Japan)
26 KDD Network Systems Co. Ltd. (Japan)
27 Korea Telecom (Korea)
28 Level 3 Communications, Inc. (US)
29 McLeod USA, Inc. (US)
30 MetroRed Telecomunicacoes Ltda. (Brazil)
31 MobilCom (Germany)
32 Operadora Protel, S.A. de C.V. (Mexico)
33 PSINet, Inc. (US)
34 Qwest Communications Corporation (US)
35 RCN of Pennsylvania, Inc. (US)
36 Sigma Networks, Inc. (US)
37 Sprint Corporation (US)
38 TANet (formerly Fibernet UK Limited) (UK)
39 Telecom Developpement (France)
40 Telia AB (Sweden)
41 Tycom Ltd. (Global)
42 Verizon Communications, Inc. (US)
43 Williams Communications, Inc. (US)
44 WorldCom, Inc. (US)
45 WorldCom, Inc. (Europe)
46 XO Communications, Inc. (US)
47 Zephyr Telecommunications (Europe)

In addition, CIENA has several unannounced customer relationships.

Marketing and Distribution
CIENA’s intelligent optical networking systems require substantial investment, and our target cus-
tomers in the fiber optic telecommunications market—where network capacity and reliability are
critical—are highly demanding and technically sophisticated. There are only a small number of such
customers in any country or geographic market. Also, every network operator has unique configura-
tion requirements, which affect the integration of optical networking systems with existing trans-
mission equipment. The convergence of these factors leads to a very long sales cycle for optical
networking equipment, often more than a year between initial introduction to the Company and
commitment to purchase, and has further led CIENA to pursue sales efforts on a focused, customer-
by-customer basis. See Item 7. “Management’s Discussion and Analysis of Financial Conditions and
Results of Operations.”

CIENA has organized worldwide sales activities by geographical regions: North America; Latin
America; Europe, Middle East, and Africa; and Asia Pacific. Sales teams, comprised of an account
manager, systems engineers and technical support and training personnel, are assigned responsi-
bility for each customer account. In some countries CIENA makes use of distributors, independent
marketing representatives or independent sales consultants. CIENA has established offices in
Belgium, Brazil, Canada, China, France, Germany, Japan, Korea, Mexico, Spain, Sweden, United
Kingdom and United States.

In support of its worldwide selling efforts, CIENA conducts marketing communications programs

intended to position and promote its products within the telecommunications industry. Marketing
personnel also coordinate our participation in trade shows and conduct media relations activities
with trade and general business publications.

9 10–K CIENA Corporation

Manufacturing
CIENA conducts most of the optical assembly, final assembly and final component, module and sys-
tem test functions for its optical transport products at its manufacturing facilities in Maryland. It also
manufactures the in-fiber Bragg gratings used in its optical transport product lines. CIENA relies on a
small number of contract manufacturers to manufacture its MultiWave CoreDirector and MultiWave
MetroDirector K2 product lines, with final system test and assembly performed by CIENA. We also
rely on third party manufacturers to manufacture the majority of the components for our products
and continue to evaluate whether additional portions of our manufacturing can be done on a reliable
and cost-effective basis by third party manufacturers.

CIENA believes that portions of its manufacturing technologies and processes represent a com-

petitive advantage. We have invested significantly in automated production capabilities, production
process control systems, and manufacturing process improvements. Certain critical manufacturing
functions require a highly skilled work force, and CIENA invests significant resources in training and
in maintaining the quality of its manufacturing personnel.

CIENA’s optical transport product lines utilize hundreds of individual parts, many of which are cus-
tomized for us. Component suppliers in the specialized, high technology end of the optical communi-
cations industry are generally not as plentiful or, in some cases, as reliable, as component suppliers,
in more mature industries. CIENA works closely with its strategic component suppliers to pursue new
component technologies that could either reduce cost or enhance the performance of our products.

Competition
Competition in the telecommunications equipment industry is intense, particularly in that portion of
the industry focused on delivering higher bandwidth and more cost effective services throughout
the telecommunications network. CIENA believes that its position as a leading supplier of open
architecture optical networking equipment gives it a competitive advantage and expects to leverage
that advantage by gaining general market acceptance of its core and access switching products.
However, competition has been and will continue to be very intense. See Item 7. “Management’s
Discussion and Analysis of Financial Conditions and Results of Operations.”

CIENA’s competition is dominated by a small number of very large, usually multinational, verti-

cally integrated companies, each of which has substantially greater financial, technical and marketing
resources, and greater manufacturing capacity as well as better established relationships with the
incumbent carriers than CIENA. Included among CIENA’s competitors are Lucent Technologies Inc.,
(“Lucent”), Northern Telecom Inc. (“Nortel”), Alcatel Alsthom Group (“Alcatel”), NEC Corporation
(“NEC”), Cisco Systems, Inc. (“Cisco”), Siemens AG (“Siemens”), Fujitsu Group (“Fujitsu”), Hitachi
Ltd. (“Hitachi”) and Telefon AB LM Ericsson (“Ericsson”). CIENA also believes that several smaller
companies, such as ONI Systems Corp. (“ONI”), Sycamore Networks, Inc. (“Sycamore”), Corvis
Corporation (“Corvis”), and Tellium, Inc. (“Tellium”), will be able to win some share of the optical
networking market. CIENA believes each of its major competitors is engaged in the development,
introduction or deployment of products directly competitive with CIENA’s optical transport, core
switching and next-generation multi-service access and switching platforms.

In addition to optical networking equipment suppliers, traditional TDM-based transmission,
SONET multiplexing, and digital cross-connect equipment suppliers compete with CIENA in the
market for transmission capacity and switching capabilities. Lucent, Alcatel, Tellabs, Inc. (“Tellabs”),
Nortel, Fujitsu, Hitachi and NEC are already providers of a full complement of such transmission and
switching equipment. These and other competitors have introduced or are expected to introduce
equipment that will offer 10 Gbps transmission and/or switching capability.

Patents and Other Intellectual Property Rights
CIENA has licensed intellectual property from third parties, including certain key enabling technologies
with respect to the production of in-fiber Bragg gratings; utilized publicly available technology associ-
ated with Erbium-doped fiber amplifiers; and applied its design, engineering and manufacturing skills

10–K CIENA Corporation 10

to develop its optical transport systems. These licenses expire when the last of the licensed patents
expires or is abandoned. CIENA also licenses from third parties certain software components for its
network management products. These licenses are perpetual but will generally terminate after an
uncured breach of the agreement by CIENA. CIENA also relies on contractual rights, trade secrets
and copyrights to establish and protect its proprietary rights in its products.

CIENA enforces its intellectual property rights vigorously against infringement or misappropriation.
CIENA’s practice is to require its employees and consultants to execute non-disclosure and proprietary
rights agreements upon commencement of employment or consulting arrangements with CIENA.
These agreements acknowledge CIENA’s exclusive ownership of all intellectual property developed
by the individual during the course of his or her work with CIENA, and require that all proprietary
information disclosed to the individual will remain confidential. CIENA’s employees generally also
sign agreements not to compete with CIENA for a period of twelve months following any termination
of employment.

As of November 2001, CIENA had received 81 United States patents, and 213 pending U.S. patent
applications. We also have a number of foreign patents and patent applications. Of the United States
patents that have been issued to CIENA, the earliest any will expire is 2015. Pursuant to an agree-
ment between CIENA and General Instrument Corporation dated March 10, 1997, CIENA is a co-owner
with General Instrument Corporation of a portfolio of 27 United States and foreign patents relating
to optical communications, primarily for video-on-demand applications. See Item 7. “Management’s
Discussion and Analysis of Financial Condition and Results of Operations.”

Employees
As of October 31, 2001, CIENA and its subsidiaries employed 3,778 persons, of whom 962 were
primarily engaged in research and development activities, 1,624 in manufacturing, 275 in installation
services, 578 in sales, marketing, customer support and related activities and 339 in administration.
On November 12, 2001, CIENA announced a reduction in its manufacturing and manufacturing support
workforce of approximately 10 percent or approximately 380 employees. None of CIENA’s employees
are currently represented by a labor union. CIENA considers its relations with its employees to be good.

Directors and Executive Officers
The table below sets forth certain information concerning each of the directors and executive officers
of CIENA:

Name

Age

Position

Patrick H. Nettles, Ph.D.(1)

Gary B. Smith(1)

Stephen B. Alexander

Steve W. Chaddick

Joseph R. Chinnici

Michael O. McCarthy III

Russell B. Stevenson, Jr.

Andrew C. Petrik

Stephen P. Bradley, Ph.D.(1)(3)

Harvey B. Cash(1)(2)
John R. Dillon(1)(3)
Lawton W. Fitt(1)(3)
Judith M. O’Brien(1)(2)
Gerald H. Taylor(1)(2)

58

41

42

50

47

36

60

38

60

63
60
48
51
60

Executive Chairman of the Board of Directors

President, Chief Executive Officer and Director

Senior Vice President, Chief Technology Officer

Senior Vice President, Systems and Technology and Chief 
Strategy Officer

Senior Vice President, Finance and Chief Financial Officer

Senior Vice President, Worldwide Sales and Support

Senior Vice President, General Counsel and Secretary

Vice President, Controller and Treasurer

Director

Director
Director
Director
Director
Director

(1) The Company’s Directors hold staggered terms of office, expiring as follows: Ms. Fitt and Messrs Dillon and Nettles in 2004; 

Ms. O’Brien and Messrs Cash and Smith in 2002; Messrs Bradley and Taylor in 2003

(2) Member of the Human Resources Committee

(3) Member of the Audit Committee

11 10–K CIENA Corporation

Patrick H. Nettles, Ph.D. has served as Executive Chairman of the Board of Directors since
May 2001. From October 2000 until May 2001, Dr. Nettles served as CIENA’s Chairman of the Board
of Directors and Chief Executive Officer. From April 1994 until October 2000, Dr. Nettles served as
President, Chief Executive Officer and Director of the Company. Dr. Nettles is a Trustee for the
California Institute of Technology and a member of the advisory board to the President of Georgia
Institute of Technology. Additionally, he serves on the board of trustees of the Center for Excellence
in Education and was elected to the board of directors at Axcelis Technologies, Inc. Dr. Nettles
received his B.S. degree from the Georgia Institute of Technology and his Ph.D. from the California
Institute of Technology.

Gary B. Smith began serving as Chief Executive Officer of CIENA in May 2001, in addition
to his existing responsibilities as President and Director, positions he has held since October 2000.
Prior to his current role, his positions with the Company included: Chief Operating Officer and Senior
Vice President of Worldwide Sales. Mr. Smith joined CIENA in November 1997 as Vice President
of International Sales. From 1995 through 1997, Mr. Smith served as Vice President of Sales and
Marketing for Intelsat. Mr. Smith currently serves on the board of directors for Valaran Corporation.
Mr. Smith received an M.B.A. from Ashridge Management College, U.K.

Stephen B. Alexander has served as Senior Vice President and Chief Technology Officer of

CIENA since January 2000. He served as CIENA’s Vice President and Chief Technology Officer from
September 1998 to January 2000, and as Vice President, Transport Products from September 1996
to August 1998. Mr. Alexander has served as an Associate Editor for the Journal of Lightwave
Technology and was a General Chair of the conference on Optical Fiber Communication (OFC) in 1997.
Mr. Alexander received both his B.S. and M.S. degrees in electrical engineering from the Georgia
Institute of Technology.

Steve W. Chaddick was appointed CIENA’s Chief Strategy Officer in May 2001, in addition to
his existing responsibilities as Senior Vice President, Systems and Technology, a role he has held
since February 2000. Between July 1999 and February 2000, Mr. Chaddick served as President of
CIENA’s Core Switching Division. From August 1998 to July 1999, he served as the Company’s
Senior Vice President, Strategy and Corporate Development, and from CIENA’s inception in 1994
until August 1998, Mr. Chaddick served as Vice President, Product Development, and Senior Vice
President, Products and Technologies. Mr. Chaddick holds several patents in the area of WDM
systems and techniques, and serves on the Georgia Tech Advisory board, the Advisory board of
the School of Electrical and Computer Engineering. Mr. Chaddick received both his B.S. and M.S.
degrees in electrical engineering from the Georgia Institute of Technology and is a member of the
Georgia Tech Academy of Distinguished Engineering Alumni.

Joseph R. Chinnici has served as CIENA’s Senior Vice President, Finance and Chief Financial
Officer since August 1997. From May 1995 to August 1997, Mr. Chinnici served as the Company’s
Vice President, Finance and Chief Financial Officer. Mr. Chinnici joined CIENA in September 1994
as its Controller. Mr. Chinnici serves on the board of directors for OTG Software and holds a B.S.
degree in accounting from Villanova University and an M.B.A. from Southern Illinois University.

Michael O. McCarthy III has served as CIENA’s Senior Vice President, Worldwide Sales 
and Support since May 2001. Mr. McCarthy served as the Company’s Vice President and General
Counsel from July 1999 to May 2001 and previously served as the Assistant General Counsel from
September 1997 to July 1999. From June 1996 to September 1997 Mr. McCarthy was a Corporate
Counsel in MCI Communications Corporation’s mergers and acquisitions group. Mr. McCarthy holds
a B.A. degree in mathematical economics from Colgate University and a J.D. degree from Vanderbilt
University’s School of Law.

Russell B. Stevenson, Jr. has served as Senior Vice President, General Counsel and
Secretary since joining CIENA in August 2001. From March 2000 to August 2001, he was
Executive Vice President, General Counsel and Secretary of ARBROS Communications, Inc., 

10–K CIENA Corporation 12

an integrated communications provider. From 1996 to 2000, Mr. Stevenson was Executive Vice
President and General Counsel of Cyber Cash, Inc. Mr. Stevenson graduated with distinction 
from Cornell University and Cum Laude from Harvard Law School.

Andrew C. Petrik has served as Vice President, Controller and Treasurer of CIENA since
August 1997. He served as Controller and Treasurer for the Company from December 1996 to
August 1997. Mr. Petrik joined CIENA in 1996 as Controller. From 1989 to 1996, Mr. Petrik was
employed by Microdyne Corporation where he was the Assistant Vice President of Marketing and
Product Planning from 1994 to 1996. Mr. Petrik holds a B.S. degree in accounting from the University
of Maryland and is a Certified Public Accountant.

Stephen P. Bradley, Ph.D. has served as a Director of the Company since April 1998. Professor
Bradley is a William Ziegler Professor of Business Administration and the Chairman of the Program
for Management Development at the Harvard Business School. A member of the Harvard faculty
since 1968, Professor Bradley is also Chairman of Harvard’s Executive Program in Competition and
Strategy and teaches in Harvard’s Delivering Information Services program. Professor Bradley has
written extensively on the telecommunications industry and the impact of technology on competitive
strategy. Professor Bradley received his B.E. degree in electrical engineering from Yale University in
1963 and his M.S. degree and Ph.D. in operations research from the University of California, Berkeley,
in 1965 and 1968 respectively.

Harvey B. Cash has served as a Director of the Company since April 1994. Mr. Cash is a general
partner of InterWest Partners, a venture capital firm in Menlo Park, California that he joined in 1985.
Mr. Cash serves on the board of directors of the following public companies; i2 Technologies, Silicon
Laboratories, MicroTune, Inc. and Liberté, Inc. Mr. Cash received a B.S. degree in electrical engineering
from Texas A&M University and an M.B.A. degree from Western Michigan University. Mr. Cash served
on the board of directors of Benchmarq Microelectronics from 1990 to 1999, on the board of directors
of Aurora Electronics, Inc. from 1991 to 1999 and on the board of AMX Corp. from 1996 to 2001.

John R. Dillon has served as a Director of the Company since October 1999. Mr. Dillon serves

on the board of directors of Airgate PCS. Mr. Dillon’s experience includes a variety of positions at
such companies as The Coca-Cola Company, Scientific Atlanta and Fuqua National. Mr. Dillon joined
Cox Communications in 1981 as Vice President, Finance, and Chief Financial Officer. He was instru-
mental in taking the Company private in 1985 and merging it with Cox Newspapers to form Cox
Enterprises, at which time he was elected Senior Vice President, CFO and a member of the board
of directors. At Cox Enterprises, he was responsible for all corporate financial activities as well as
planning and development until his retirement in December 1996. Mr. Dillon holds an M.B.A. degree
from Harvard Business School and a B.E.E. degree from Georgia Institute of Technology, where he
was elected to the Academy of Distinguished Engineering Alumni in 1997. He was a founding director
of the Georgia Center for Advanced Telecommunications Technology and served on the Georgia
Institute of Technology National Advisory Board.

Lawton W. Fitt became a Director of the Company in November 2000. Ms. Fitt was elected 

a partner at Goldman Sachs in 1994 and has been a managing director since 1996. She has been
involved in investment banking and equity underwriting for high-technology companies, including
numerous initial public offerings in the Internet, software and communications equipment sectors.
Ms. Fitt is currently co-head of Goldman Sachs’ European High Technology Investment Banking
Group. Ms. Fitt serves as a director on the boards of Wink Communications, Inc. and NewView
Corporation. Ms. Fitt is a trustee of the Darden School Foundation. Ms. Fitt received an A.B. degree
in European History from Brown University and her M.B.A. degree from the Darden School of the
University of Virginia.

Judith M. O’Brien has served as a Director of the Company since July 2000. Since February 2001,
Ms. O’Brien has been a Managing Director at INCUBIC L.L.C. From 1984 until 2001, Ms. O’Brien was a
partner with Wilson Sonsini Goodrich & Rosati, where she specialized in corporate finance, mergers and

13 10–K CIENA Corporation

acquisitions and general corporate matters. In July 1993, Ms. O’Brien was named as one of the top 25
lawyers under 45 in California by the California Law Business, and in 1997 she was named one of the
top five women attorneys in Northern California by the California Lawyer as well as one of the leading
women securities lawyers by The Recorder. In February 2001 she was named one of the nation’s top
100 venture investors in 2000. Ms. O’Brien received her B.A. from Smith College and her law degree
from UCLA, where she was a member of Order of the Coif.

Gerald H. Taylor has served as a Director of the Company since January 2000. Mr. Taylor serves

as a Managing Member of mortonsgroup, LLC and serves on the board of directors of Lafarge
Corporation, INETO and Intelliden. Mr. Taylor brings 29 years of experience from MCI. During his
employment with MCI, Mr. Taylor was integrally involved in establishing MCI as one of the world’s
largest telecommunications companies. In addition to his roles as Chief Executive Officer from
November 1996 to October 1998, as President from July 1994 to November 1996, and as Chief
Operating Officer from 1993 until 1996, Mr. Taylor held key roles in operations, sales and marketing.
Since 1998 Mr. Taylor has worked as an independent consultant for the telecom industry. Mr. Taylor
received a B.S. degree in physics from San Francisco State University.

Company
CIENA Corporation was incorporated in Delaware in November 1992. We completed our initial pub-
lic offering on February 7, 1997, a secondary offering on July 2, 1997, and a follow-on offering on
February 9, 2001. CIENA’s principal executive offices are located at 1201 Winterson Road, Linthicum,
Maryland 21090. Our telephone number is (410) 865-8500.

“CIENA,” “CIENA MultiWave,” “WaveWatcher,” “Module Scope,” “CIENA Optical
Communications,” “MultiWave,” and “MultiWave Sentry” are registered trademarks of CIENA.
“CIENA Simply Smarter Light,” “CoreDirector,” “CoreDirector CI,” “CoreStream,” “Delivering 
On The Vision,” “Direct Connect,” “Fastmesh,” “Fastpath,” “Flexible Concatenation,” “Intelligent
Optical Internet,” “JEM,” “LightWorks,” “LightWorks OS,” “LightWorks ONCenter,” “LightWorks
Toolkit,” “MultiWave Firefly,” “MultiWave CoreDirector,” “MultiWave CoreStream,” “MultiWave
Metro,” “MultiWave Metro One,” “MultiWave Mocha,” “MultiWave Opcenter,” “ONCenter,” “OSRP,”
“Simply Smarter Light,” “SmartSpan,” “SmartSupport,” “SmartTools,” “VLSR,” “Wavelength Binding,”
“WaveLock,” and “WaveLogic” are trademarks of CIENA under state law.

item 2 properties

As of October 31, 2001, all of CIENA’s properties are leased. CIENA’s principal executive offices
are located in Linthicum, Maryland. We lease space at 14 buildings located at various sites near
Linthicum, Maryland, two as engineering facilities, nine as manufacturing facilities, two as sales
facilities and one as an administrative facility. The Company has engineering and or manufacturing
facilities located in Marlborough, Massachusetts; Alpharetta, Georgia; Cupertino, California; and
Fremont, California.

The Company also leases various small offices in the United States and abroad to support its
sales and installation services. For additional information regarding the Company’s lease obligations,
see Item 8. “Financial Statements and Supplementary Data.”

We recorded a restructuring charge of $15.4 million relating to consolidation of excess facili-

ties during fiscal 2001. The consolidation included the closure of certain manufacturing warehouse
facilities and the consolidation of certain operational centers related to business activities that
have been restructured. The charge included $7.0 million primarily related to lease terminations
and non-cancelable lease costs and also included $8.4 million write-down related to property and
equipment consisting primarily of leasehold improvements and production equipment.

10–K CIENA Corporation 14

item 3 legal proceedings

On July 19, 2000, CIENA and CIENA Properties, Inc., a wholly owned subsidiary of CIENA, filed a
complaint in the United States District Court for the District of Delaware requesting damages and
injunctive relief against Corvis Corporation. The complaint charges Corvis Corporation with infringing
several patents relating to CIENA’s optical networking communication systems and technology. On
September 8, 2000, Corvis filed an Answer and Counterclaim alleging invalidity, non-infringement
and unenforceability of the asserted patents, and tortious interference with prospective economic
advantage. CIENA believes that Corvis’ counterclaims are without merit, and intends to defend itself
vigorously. The suit is still in discovery proceedings. The trial of the matter is scheduled to begin on
April 1, 2002. On the basis of the proceedings so far, we continue to believe we have a strong case
on both our own claim and the counterclaim. Litigation is inherently uncertain, however, and there
remains a possibility that we could lose either or both.

On October 3, 2000, Stanford University and Litton Systems filed a complaint in U.S. District
Court for the Central District of California alleging that optical fiber amplifiers incorporated into CIENA’s
products infringe U.S. Patent No. 4,859,016. We are unable to estimate what impact, if any, an
adverse outcome would have on the Company. To date, we have not been served with a complaint
in the proceeding. If served, we intend to defend the action vigorously.

item 4 submission of matters to a vote 

of security holders

No matters were submitted to a vote of security holders during the fourth quarter of fiscal 2001.

15 10–K CIENA Corporation

parttwo

10–K CIENA Corporation 16

item 5 market for registrant’s common stock

and related stockholder matters

CIENA’s Common Stock is traded on the NASDAQ National Market under the symbol CIEN. The fol-
lowing table sets forth for the fiscal periods indicated the high and low sales prices of the Common
Stock, as reported on the NASDAQ National Market, adjusted to reflect the two-for-one stock split of
the Common Stock, which became effective on September 18, 2000.

Price Range of Common Stock

Fiscal Year 2000

First Quarter ended January 31, 2000

Second Quarter ended April 30, 2000

Third Quarter ended July 31, 2000

Fourth Quarter ended October 31, 2000

Fiscal Year 2001

First Quarter ended January 31, 2001

Second Quarter ended April 30, 2001

Third Quarter ended July 31, 2001

Fourth Quarter ended October 31, 2001

High

$ 39.69

$ 94.50

$ 90.13

$151.00

$121.38

$ 94.00

$ 66.73

$ 37.03

Low

$16.75

$30.03

$44.94

$64.19

$59.56

$33.50

$28.29

$ 9.20

The closing sale price for the Common Stock on November 2, 2001 was $15.09.
The market price of CIENA’s Common Stock has fluctuated significantly and may be subject to
significant fluctuations in the future. See Item 7. “Management’s Discussion and Analysis of Financial
Condition and Results of Operations.”

As of October 31, 2001, there were approximately 1,787 holders of record of CIENA’s Common

Stock and 328,022,264 shares of Common Stock outstanding.

CIENA has never paid cash dividends on its capital stock. CIENA currently intends to retain earn-
ings for use in its business and does not anticipate paying any cash dividends in the foreseeable future.

item 6 selected consolidated financial data

The following selected consolidated financial data should be read in conjunction with Item 7.
“Management’s Discussion and Analysis of Financial Condition and Results of Operations” and the
consolidated financial statements and the notes thereto included in Item 8. “Financial Statements
and Supplementary Data.” CIENA has a 52 or 53 week fiscal year which ends on the Saturday near-
est to the last day of October in each year. For purposes of financial statement presentation, each
fiscal year is described as having ended on October 31. Fiscal 1997, 1998, 1999 and 2000 comprised
52 weeks and fiscal 2001 comprised 53 weeks.

(in thousands)

1997

1998

As of October 31,
1999

2000

2001

Balance Sheet Data:

Cash and cash equivalents

$273,286

$250,714

$143,440

$ 143,187

$ 397,890

Working capital

Total assets

Long-term obligations, 

excluding current portion

Stockholders’ equity

338,078

468,247

391,305

602,809

427,471

677,835

639,675

1,027,201

1,936,707

3,317,301

1,900
$377,278

3,029
$501,036

4,881
$530,473

4,882
$ 809,835

869,865
$2,128,982

(in thousands, except per share data)

1997

Statement of Operations Data:

Year Ended October 31,
1999

1998

2000

2001

Revenue

Cost of goods sold

Gross profit

Operating expenses:

Research and development

(exclusive of $0, $0, $0, $0 
and $17,825 deferred stock 
compensation costs)
Selling and marketing

(exclusive of $0, $0, $0, $0 
and $8,336 deferred stock 
compensation costs)

General and administrative

(exclusive of $40, $40, $40, $40 
and $15,206 deferred stock 
compensation costs)

Settlement of accrued 
contract obligation

Deferred stock 

compensation costs

Amortization of goodwill

Amortization of 

intangible assets

In-process research 
and development

Restructuring costs

Goodwill impairment

Pirelli litigation

Merger related costs

Provision for 

doubtful accounts

Total operating expenses

Income (loss) from operations

Other income (expense), net

Income (loss) before 

income taxes

Provision (benefit) 
for income taxes

Net income (loss)

Basic net income (loss) 

per common share

Diluted net income (loss) 

per common and dilutive 
potential common share

Weighted average basic 

$413,215

$508,087

$482,085

$858,750

$ 1,603,229

166,472

246,743

256,014

252,073

299,769

182,316

477,393

381,357

904,549

698,680

23,773

71,186

101,006

125,434

235,831

22,627

47,343

61,603

90,922

146,949

11,436

18,428

22,696

33,960

57,865

—

40

—

—

—

—

—

7,500

—

489

65,865

180,878

7,178

—

40

—

40

2,341

3,197

(8,538)

—

40

3,197

41,367

177,786

229

438

438

4,413

9,503

—

—

30,579

2,548

—

—

—

—

13,021

—

—

—

—

—

806

250

183,003

202,251

69,070

12,830

(19,935)

13,944

28,010

273,463

107,894

12,680

45,900

15,439

1,719,426

—

—

(6,579)

2,438,397

(1,739,717)

32,988

188,056

81,900

(5,991)

120,574

(1,706,729)

72,488

36,200

(2,067)

39,187

87,333

$115,568

$ 45,700

$ (3,924)

$ 81,387

$(1,794,062)

$

0.76

$

0.19

$

(0.01)

$

0.29

$

0.55

$

0.18

$

(0.01)

$

0.27

$

$

(5.75)

(5.75)

common shares outstanding

151,928

235,980

267,042

281,621

311,815

Weighted average basic 
common and dilutive 
potential common 
shares outstanding

209,686

255,788

267,042

299,662

311,815

17 10–K CIENA Corporation

Adjusted Statement of Operations Data
CIENA provides adjusted net income and as adjusted net income per share data to assist readers in
understanding our operating results. These adjustments are not in accordance with, or an alternative
for, generally accepted accounting principles and may be different from the presentation of financial
information provided by other companies. See Item 8. “Financial Statements and Supplementary Data”
for CIENA’s complete financial statements presented under generally accepted accounting principles:

(in thousands, except per share data)

1997

Year Ended October 31,
1999

2000

1998

2001

Net income (loss)

$115,568

$ 45,700

$ (3,924)

$ 81,387

$(1,794,062)

Payroll tax on stock option(1)

Settlement of accrued 
contract obligation

Deferred stock 

compensation costs(2)

Amortization of goodwill

Amortization of intangible assets

In-process research 
and development

Restructuring costs

Goodwill impairment

Pirelli litigation

Merger related costs

Provision for doubtful accounts

Income tax effect

Adjusted net income

Adjusted diluted net income 

(loss) per common and dilutive 
potential common share(3)

Adjusted weighted average basic 
common and dilutive potential 
common shares outstanding(3)

—

—

40

—

—

—

—

—

7,500

—

489

—

—

40

2,341

229

9,503

—

—

30,579

2,548

806

(3,079)

(12,180)

—

—

40

3,197

438

—

—

—

—

13,021

250

(4,730)

5,667

2,600

(8,538)

—

40

3,197

438

—

—

—

—

—

28,010

(9,364)

41,367

177,786

4,413

45,900

15,439

1,719,426

—

—

(6,579)

(11,031)

$120,518

$ 79,566

$ 8,292

$100,837

$ 195,259

$

0.57

$

0.31

$

0.03

$

0.34

$

0.60

209,686

255,788

289,431

299,662

324,670

(1) Payroll tax on stock option exercises of $5.7 million during fiscal 2000 was allocated to research and development ($1.3 million), sales and
marketing ($2.2 million) and general and administrative ($2.2 million). Payroll tax on stock option exercises of $2.6 million during fiscal 2001
was allocated to research and development ($0.9 million), sales and marketing ($0.3 million) and general and administrative ($1.4 million).

(2) Deferred stock compensation costs of $41.4 million during fiscal 2001 was allocated to research and development ($17.9 million), sales

and marketing ($8.3 million) and general and administrative ($15.2 million).

(3) As adjusted net income per share is computed using the as adjusted weighted-average number of common shares and dilutive potential

common shares outstanding during the period.

10–K CIENA Corporation 18

item 7 management’s discussion 

and analysis of financial condition 
and results of operations

The following discussion and analysis should be read in conjunction with “Selected Consolidated
Financial Data” and the Company’s consolidated financial statements and notes thereto included
elsewhere in this report on Form 10-K.

Overview
CIENA is a leader in the intelligent optical networking equipment market. We offer a portfolio of
products for communications service providers worldwide. Our customers include long-distance
carriers, competitive and incumbent local exchange carriers, Internet service providers, wireless
and wholesale carriers. CIENA offers optical transport and intelligent optical switching systems that
enable service providers to provision, manage and deliver high-bandwidth services to their customers.
We have pursued a strategy to develop and leverage the power of disruptive technologies to change
the fundamental economics of building carrier-class tele- and data-communications networks, thereby
providing our customers with a competitive advantage. CIENA’s intelligent optical networking products
are designed to enable carriers to deliver any time, any size, any priority bandwidth to their customers.
CIENA’s LightWorks architecture is an optical networking architecture designed to reduce both

the capital and the operating costs of building service provider networks. The LightWorks architecture
addresses the critical areas of optical networking: long-distance optical transport, short-distance
optical transport, intelligent optical switching, and network management. It allows us to combine
the functionalities that previously required several network elements into a single element, thereby
lowering the customer’s capital equipment requirements and simplifying its network so as to reduce
operating costs.

The products included in CIENA’s LightWorks architecture can be sold together as a complete

network solution or separately as best-of-breed solutions. Products include four generations of long-
distance optical transport systems: MultiWave 1600, MultiWave Sentry 1600, MultiWave Sentry 4000,
and MultiWave CoreStream. LightWorks also includes CIENA’s short-distance optical transport prod-
ucts: MultiWave Firefly, MultiWave Metro, and MultiWave Metro One. CIENA’s LightWorks architec-
ture also includes its MultiWave CoreDirector family of optical core switching products: MultiWave
CoreDirector and MultiWave CoreDirector CI. Our LightWorks architecture also includes MultiWave
MetroDirector K2. The recently introduced MultiWave MetroDirector K2 is a next-generation multi-
service access and switching platform designed to help carriers alleviate metro area gridlock, while
providing the opportunity for increased revenue and performance from their existing networks.

On February 9, 2001, we completed a public offering of 11,000,000 shares of common stock
at a price of $83.50 per share less underwriters’ discounts and commissions. Concurrent with this
offering we also completed a public offering of 3.75% convertible notes with an aggregate princi-
pal amount of $690 million. The aggregate net proceeds from these offerings were approximately
$1.6 billion, after deducting underwriting discounts, commissions and offering expenses. Pending
our use of the net proceeds, we have invested them in interest bearing, investment grade securities.
On March 29, 2001, CIENA acquired all of the outstanding capital stock, and assumed the
options of Cyras Systems, Inc. (“Cyras”), a privately held provider of next-generation optical net-
working systems based in Fremont, California. The purchase price was approximately $2.2 billion
and consisted of the issuance of approximately 26.1 million shares of CIENA common stock, the
assumption of approximately 1.9 million stock options and the indirect assumption of $150 million
principal amount of Cyras’ convertible subordinated indebtedness. The Cyras K2 product, which
has become CIENA’s MultiWave MetroDirector K2, became available for shipment in the third quarter
of fiscal 2001.

19 10–K CIENA Corporation

As part of our review of financial results for 2001, we performed an assessment of the carrying
value of our long-lived assets including significant amounts of goodwill and other intangible assets
recorded in connection with the acquisition of Cyras. Pursuant to Statement Financial Accounting
Standards No. 121 “Accounting for the Impairment of Long-Lived Assets and for Long-Lived Assets
to be Disposed Of” (SFAS 121) the assessment was performed because of the significant negative
industry and economic trends affecting both the Company’s current operations and expected future
sales of MultiWave MetroDirector K2 as well as the general decline of technology valuations. It was
concluded that the decline in market conditions within the Company’s industry was significant and
other than temporary. As a result, the Company recorded a charge of $1.7 billion to reduce goodwill
during the fourth quarter of 2001 based on the amount by which the carrying amount of these assets
exceeded their estimated fair value. The write-down is related to the goodwill associated with the
Cyras transaction.

In the fourth quarter of fiscal 2001, we also recorded a restructuring charge of $15.4 million

related to the consolidation of excess facilities. The consolidation included the closure of certain man-
ufacturing warehouse facilities and the consolidation of certain operational centers related to business
activities that have been restructured. The restructuring charge had two primary components. The
first component was $7 million related lease terminations and non-cancelable lease costs. This amount
is included in the Company’s accrued liabilities at October 31, 2001. As of October 31, 2001, none of
these exit costs have been paid; the Company expects to pay these costs over the remaining lease
terms. There have been no adjustments to the lease liability. The second component of the restruc-
turing was a write-down to fair value of leasehold improvements and fixed assets associated with the
leases being consolidated. The Company determined the fair value of these assets based on current
market conditions and recent sales activity from this type of asset. The write-down of these assets is
classified in the restructuring charges on the statement of operations.

As of October 31, 2001, the Company and its subsidiaries employed approximately 3,778 per-

sons, which was an increase of 1,003 persons over the approximate 2,775 employed on October 31,
2000. On November 12, 2001, we announced a workforce reduction of approximately 380 employees
concentrated in manufacturing operations staff. Affected employees will be paid through January 10,
2002 and will be eligible for additional severance packages. They also received outplacement assis-
tance and training. CIENA will record a restructuring charge of between $5 million and $6 million
associated with this action, in the first quarter of fiscal 2002.

For much of the last five years the market for our equipment has been influenced by the entry

into the communications services business of a substantial number of new companies. In the United
States this was due largely to changes in the regulatory environment, in particular those brought
about by the Telecommunications Act of 1996. These new companies raised billions of dollars in
capital, much of which they invested in new plant, causing an acceleration in the growth of the
market for telecommunications equipment.

The last year or so has seen a reversal of this trend, including the failure of a large number of the

new entrants and a sharp contraction of the availability of capital to the industry. This, in turn, has
caused a substantial reduction in demand for telecommunications equipment, including our products.
This industry trend has been compounded by the slowing not only of the United States economy—

which is now in recession—but the economies in virtually all of the countries in which we are mar-
keting our products. Moreover, the economic uncertainty has been accentuated by the events of
September 11, 2001. The combination of these factors has caused most of our customers to become
more conservative in their capital investment plans and more uncertain about their future purchases.
As a consequence, we are facing a market that is, both reduced in absolute size and more difficult
to predict and plan for.

10–K CIENA Corporation 20

Results of Operations
Fiscal Years Ended 2001, 2000 and 1999
Revenue. We recognized $1,603.2 million, $858.8 million and $482.1 million in revenue for the fiscal
years ended October 31, 2001, 2000, and 1999, respectively. The increase in revenue of approximately
$744.4 million, or 86.7% from fiscal 2000 to 2001 was due primarily to an increase in shipments of
both long-distance optical transport products, primarily configured for 10.0 Gbps transmission rates,
and intelligent core switching products. The increase in revenue of approximately $376.7 million,
or 78.1%, from fiscal 1999 to fiscal 2000 was due primarily to an increase in shipments across all
product lines.

CIENA recognized revenues from a total of 53, 32 and 27 optical equipment customers during

fiscal 2001, 2000, and 1999, respectively. During fiscal 2001, Sprint and Qwest Communications
each accounted for at least 10% of our revenue and together they accounted for 50.5% of total
revenue. During fiscal 2000, Sprint, Qwest Communications and GTS Network Ltd. each accounted
for at least 10% of our revenue and combined they accounted for 60.9% of total revenue. During
fiscal 1999 Sprint, WorldCom, and GTS Network Ltd., each accounted for at least 10% of our reve-
nue and combined they accounted for 46.2% of total revenue. Revenue from overseas sales
accounted for approximately 23.9%, 33.0% and 44.3%, of our total revenue during fiscal 2001,
2000 and 1999 respectively.

For the reasons discussed above in the overview, we anticipate our revenue for first quarter

of fiscal 2002, will be less, and possibly significantly less than our revenues in the 4th fiscal quarter
2001. Given the current uncertainty in the market we have limited visibility of our revenues for
fiscal 2002. See “Risk Factors.”

Gross Profit. Cost of goods sold consists of component costs, direct compensation costs,
warranty and other contractual obligations, royalties, license fees, inventory obsolescence costs
and overhead related to the Company’s manufacturing and engineering, furnishing and installation
operations. Gross profit was $698.7 million, $381.4 million and $182.3 million for fiscal 2001, 2000,
and 1999, respectively. Gross margin was 43.6%, 44.4% and 37.8% for fiscal 2001, 2000 and 1999,
respectively. The decrease in gross margin from fiscal 2000 to fiscal 2001 was due primarily to an
increase in inventory obsolescence costs and price reductions resulting from competitive pres-
sures, which were partially offset by increased sales of higher margin products such as MultiWave
CoreDirector systems and LightWorks On-Center network element and service management soft-
ware. The increase in gross margin from fiscal 1999 to fiscal 2000 was due primarily to lower com-
ponent costs and improved production efficiencies.

As discussed above, our current ability to make reliable forecasts for fiscal 2002 is limited. It is
possible, however, that we could experience reductions of gross margins compared to fiscal 2001
as a result of one or more of several factors, including changes in product mix, downward pressure
on pricing due to more aggressive competition, decreased manufacturing efficiencies, increases in
inventory obsolescence, and increased costs of components.

Research and Development Expenses. Research and development expenses were $235.8 mil-

lion, $125.4 million and $101.0 million for fiscal 2001, 2000 and 1999, respectively. The approximate
$110.4 million, or 88.0% increase from fiscal 2000 to 2001 was related to increases in staffing, proto-
type parts and depreciation expenses. The approximate $24.4 million, or 24.2% increase from fiscal
1999 to 2000 in research and development expenses related to increased staffing levels, purchases
of materials used in development of new or enhanced product prototypes, and outside consulting
services in support of certain developments and design efforts. During fiscal 2001, 2000 and 1999,
research and development expenses were 14.7%, 14.6% and 21.0% of revenue, respectively. CIENA
expects that its research and development expenditures will continue to increase in absolute dollars
and as a percentage of revenue during fiscal 2002 to support the continued development of CIENA’s
intelligent optical networking products, the exploration of new or complementary technologies, and
the pursuit of various cost reduction strategies. CIENA has expensed research and development
costs as incurred.

21 10–K CIENA Corporation

Selling and Marketing Expenses. Selling and marketing expenses were $146.9 million,
$90.9 million and $61.6 million for fiscal 2001, 2000 and 1999, respectively. The approximate
$56.0 million or 61.6% increase from fiscal 2000 to 2001 and the approximate $29.3 million or
47.6% increase from fiscal 1999 to 2000 in selling and marketing expenses were primarily the result
of increases in staffing levels, commissions earned, depreciation expenses, trade show participation
and promotional costs. During fiscal 2001, 2000 and 1999 selling and marketing expenses were
9.2%, 10.6% and 12.8% of revenue, respectively. The Company anticipates that its selling and mar-
keting expenses will increase in absolute dollars and as a percentage of revenue during fiscal 2002
as additional personnel are hired and additional offices are opened to pursue new customers and
market opportunities. The Company also expects the portion of selling and marketing expenses
attributable to technical assistance and field support, specifically in Europe, Latin America, and Asia,
will increase as the Company’s installed base of operational MultiWave systems increases.

General and Administrative Expenses. General and administrative expenses were $57.9 million,
$34.0 million and $22.7 million for fiscal 2001, 2000 and 1999, respectively. The approximate $23.9 mil-
lion or 70.4% increase from fiscal 2000 to 2001 and the $11.2 million or 49.5% increase from fiscal
year 1999 to 2000 were primarily the result of increased staffing levels and outside consulting services.
During fiscal 2001, 2000 and 1999 general and administrative expenses were 3.6%, 4.0% and 4.7% of
revenue, respectively. The Company believes that its general and administrative expenses will increase
in absolute dollars and as a percentage of revenue during fiscal 2002 as a result of the expansion of
the Company’s administrative staff required to support its expanding operations.

Settlement of Accrued Contract Obligation. The $8.5 million gain from settlement of accrued

contract obligation recorded in fiscal 2000 relates to the July 2000 termination of certain accrued
contract obligations that CIENA received from iaxis Limited, one of CIENA’s European customers.
In September 2000, CIENA was informed that an administrative order had been issued by a London
court against iaxis Limited. As a result of this order, joint administrators were appointed to manage
the business of iaxis Limited while they marketed the business for sale and formulated a reorganiza-
tion of the Company. See “Provision for Doubtful Accounts” below.

Deferred Stock Compensation Costs. Deferred stock compensation costs were $41.4 million
during fiscal 2001. As part of our acquisition of Cyras, we recorded $98.5 million of deferred stock
compensation relating to the unvested stock options and restricted stock assumed in the acquisition.
Deferred stock compensation is presented as a reduction of stockholders’ equity and is amortized
over the remaining vesting period of the applicable options.

Amortization of Goodwill. Amortization of goodwill costs were $177.8 million, $3.2 million and
$3.2 million for fiscal 2001, 2000 and 1999, respectively. The approximate $174.6 million increase in
amortization of goodwill from fiscal 2000 to 2001 was related to CIENA’s acquisition of Cyras, which
was accounted for under the purchase method of accounting. We recorded goodwill and workforce
related intangibles of approximately $2.1 billion representing the excess of the purchase price paid
over the fair value of the net tangible and other intangible assets acquired. The goodwill and work-
force acquired from the Cyras purchase was amortized using a straight-line method based upon a
three to seven-year period during fiscal 2001. As a result of the issuance of SFAS No. 142, we will
not record amortization in subsequent fiscal years. See “Goodwill Impairment” below.

Amortization of Intangible Assets. Amortization of intangible assets was $4.4 million, $0.4 mil-

lion and $0.4 million for fiscal 2001, 2000 and 1999, respectively. The approximate $4.0 million, or
907.5% increase in amortization from 2000 to 2001 is related to our acquisition of Cyras, for which
we recorded $47.7 million worth of other intangible assets. The other intangible assets from the
Cyras purchase will be amortized over a seven-year period. See “Goodwill Impairment” below.

In-Process Research and Development. In connection with the Cyras acquisition, we recorded
a $45.9 million charge for in-process research and development during fiscal 2001. This represents
the estimated value of purchased in-process technology related to Cyras’ K2 product development
that had not yet reached technological feasibility and had no alternative future use at the time of the
acquisition. The amount of purchase price allocated to in-process research and development was

10–K CIENA Corporation 22

determined using the discounted cash flow method. This method consisted of estimating future net
cash flows attributable to the in-process K2 technology for a discrete projection period and discount-
ing the net cash flows back to their present value.

Restructuring Costs. We recorded a restructuring charge of $15.4 million relating to consolida-
tion of excess facilities during fiscal 2001. The consolidation included the closure of certain manufac-
turing warehouse facilities and the consolidation of certain operational centers related to business
activities that have been restructured. The charge included $7.0 million primarily related to lease
terminations and non-cancelable lease costs and also included an $8.4 million write-down related to
property and equipment consisting primarily of leasehold improvements and production equipment.
Goodwill Impairment. As part of our review of financial results for fiscal 2001, we performed
an assessment of the carrying value of our long-lived assets including significant amounts of good-
will and other intangible assets recorded in connection with the acquisition of Cyras. The assessment
was performed pursuant to Statement Financial Accounting Standards No. 121 “Accounting for the
Impairment of Long-Lived Assets and for Long-Lived Assets to be Disposed Of” (SFAS 121) because
of the significant negative industry and economic trends affecting both the Company’s current opera-
tions and expected future sales of MultiWave MetroDirector K2 as well as the general decline of
technology valuations. The conclusion of that assessment was that the decline in market conditions
within the Company’s industry was significant and other than temporary. As a result, the Company
recorded a charge of $1.7 billion to reduce goodwill during the fourth quarter of 2001 based on the
amount by which the carrying amount of these assets exceeded their fair value. The write-down is
related to the goodwill associated with the Cyras transaction. Fair value was determined based on
discounted future cash flows for the operating entity, which had separately identifiable cash flows.
The cash flow periods used were six years, applying annual growth rates ranging from 25% to 100%.
The discount rate used was 11.3%, and the terminal values were estimated based upon a terminal 
growth rate of 4%. The assumptions supporting the estimated future cash flows, including the dis-
count rate and estimated terminal values, reflect management’s best estimates. The discount rate
was based upon the Company’s weighted average cost of capital as adjusted for the risks associated
with its operations.

Merger Related Costs. The merger costs for fiscal 1999 of approximately $13.0 million were
related to CIENA’s acquisition of Omnia and Lightera. These costs include an $8.1 million non-cash
charge for the acceleration of warrants based upon CIENA’s common stock price on June 30, 1999
and $4.9 million for fees, legal and accounting services and other costs. The warrants were issued
to one of Omnia’s potential customers and became exercisable upon the consummation of the
merger between CIENA and Omnia.

Provision for Doubtful Accounts. CIENA performs ongoing credit evaluations of its customers

and generally does not require collateral from its customers. CIENA maintains an allowance for
potential losses when identified. CIENA’s allowance for doubtful accounts as of October 31, 2001
and October 31, 2000 was $1.5 million and $29.6 million, respectively. Approximately $27.8 million
of the October 31, 2000 balance relates to provisions made for doubtful accounts associated with
iaxis Limited, one of CIENA’s European customers. In September 2000, CIENA was informed that
an administrative order had been issued by a London court against iaxis Limited. As a result of this
order, joint administrators were appointed to manage the business of iaxis Limited while they mar-
keted the business for sale and formulated a reorganization of the Company. In November 2000,
CIENA was notified that Dynegy Inc. had entered into a proposed agreement to acquire the assets
and stock of iaxis Limited from the administrators. As a consequence of the terms of (a) the proposed
agreement between the administrators of iaxis Limited and Dynegy, and of (b) a related sales agree-
ment between CIENA and Dynegy, CIENA expected to realize approximately $8.9 million of the
gross outstanding accounts receivable balance due from iaxis Limited as of October 31, 2000. In
July 2001 CIENA received approximately $15.4 million of the gross outstanding accounts receivable
balance due from iaxis Limited primarily through the sales agreement with Dynegy. Accordingly,
CIENA recognized a reduction in the provision for doubtful accounts of $6.6 million during fiscal 2001.

23 10–K CIENA Corporation

Other Income (Expense), Net. Other income (expense), net, consists of interest income earned
on the Company’s cash, cash equivalents and available-for-sale securities, net of interest expense
associated with the Company’s debt obligations. Other income (expense), net, was $33.0 million,
$12.7 million and $13.9 million for fiscal 2001, 2000 and 1999, respectively. The increase in other
income (expense) from fiscal 2000 to 2001 was due to increases in cash, cash equivalents and
available-for-sale securities offset by increased interest expense. The decrease in other income
(expense) from fiscal 1999 to fiscal 2000 was due to lower balances of cash, cash equivalents and
short-term investments in fiscal 2000 as compared to fiscal 1999.

Provision (Benefit) for Income Taxes. CIENA’s provision (benefit) for income taxes was (5.1)%,
32.5% and (34.5%) of pre-tax earnings (loss) for fiscal 2001, 2000 and 1999, respectively. The income
tax provision for 2001 was $87.3 million. The income tax provision for 2001 was higher than the
expected 35% benefit due to the non-deductibility of the goodwill impairment, and in-process
research and development. The income tax provision for 2000 was lower than the expected 35%
primarily due to benefits from research and development tax credits. The benefit for fiscal 1999
was less than the expected statutory benefit of 35% due to non-deductible merger costs. As of
October 31, 2001, CIENA’s deferred tax asset was $186.9 million. The realization of this asset could
be adversely affected if future earnings are lower than anticipated.

Liquidity and Capital Resources
At October 31, 2001, CIENA’s principal source of liquidity was its cash and cash equivalents, and
short-term and long-term investments. The Company had $397.9 million in cash and cash equiva-
lents, and $1,397.3 million short-term and long-term investments.

The Company’s operating activities provided cash of $157.0 million, $59.0 million and $28.7 mil-
lion for fiscal 2001, 2000 and 1999, respectively. Cash provided by operations in fiscal 2001 was pri-
marily attributable to a net loss adjusted for the non-cash charges of amortization of goodwill, other
intangibles, deferred stock compensation and debt issuance costs, depreciation, in-process research
and development, tax benefit related to exercise of stock options, inventory obsolescence, and war-
ranty, increases in accounts payable and accruals, and deferred revenue and other obligations, offset
by increases in accounts receivable, inventories and prepaid expenses.

Cash used in investment activities in fiscal 2001, 2000 and 1999 was $1,490.6 million, $103.2 mil-
lion and $149.7 million, respectively. Investment activities included the net redemption of $23.8 mil-
lion of short and long-term investments during 2000 and the net purchase of $103.0 million and
$1,293.2 million of short and long-term investments during 1999 and 2001, respectively. Investment
activities also include approximately $3.0 million and $13.0 million of equity investments in private
companies during fiscal 2000 and 2001, respectively. Also included in investment activities were addi-
tions to capital equipment and leasehold improvements in fiscal 2001, 2000 and 1999 of $238.5 million,
$123.9 million and $46.8 million, respectively. The capital equipment expenditures were primarily for
test, manufacturing and computer equipment. The Company expects additional combined capital
equipment and leasehold improvement expenditures of approximately $90.0 million to be made dur-
ing fiscal 2002 to support selling and marketing, manufacturing and product development activities
and the construction of leasehold improvements for its facilities, and we will use our cash and cash
equivalents to fund these purchases.

We generated $1,588.4 million, $43.9 million and $13.8 million in cash from financing activities

in fiscal 2001, 2000 and 1999, respectively. During fiscal 2001, CIENA received $31.9 million from
the exercise of stock options and the sale of stock through our employee stock purchase plan. On
February 9, 2001, we completed a public offering of 11,000,000 shares of common stock at a price
of $83.50 per share less underwriters’ discounts and commissions. Concurrent with the offering of
common stock, we completed a public offering of 3.75% convertible notes with an aggregate prin-
cipal amount of $690 million. Net proceeds from these offerings were approximately $1,547.8 mil-
lion, after deducting underwriting discounts, commissions and offering. During fiscal 2000, CIENA
received $44.0 million from the exercise of stock options and the sale of stock through our employee

10–K CIENA Corporation 24

stock purchase plan. During fiscal 1999, CIENA received $11.3 million from the exercise of stock
options, the sale of stock through our employee stock purchase plan, and from the additional capi-
talization of Omnia and Lightera.

Cyras Systems LLC, our wholly owned subsidiary, has $150 million of 4.5% convertible subordi-
nated notes outstanding. In the event that the holders of the Cyras notes convert their notes into our
common stock, we would have to issue a significant number of shares of additional common stock.
Based on the exchange ratio for the Cyras acquisition of approximately 0.13, we will have to issue
approximately 1,037,055 shares of our common stock if holders of the entire $150 million of con-
vertible notes decided to convert their notes. At our current stock price it appears more likely that
the holders of the Cyras notes will not elect to convert them into our common stock before March 31,
2002. As a result, it is probable that we will have to make an offer to repurchase the notes at 118.942%
of their principal balance on April 30, 2002. If all of the note holders accept that offer, we will have to
expend approximately $178 million of our cash and cash equivalents for the repurchase.

We believe that our existing cash balances and investments, together with cash flow from oper-

ations, will be sufficient to meet our liquidity and capital spending requirements at least through the
end of fiscal 2002. However, investments in or acquisitions of complementary businesses, products
or technologies may require us to seek additional financing prior to that time. We cannot be certain
that additional debt or equity financing will be available when required or, if available, that we can
secure it on terms satisfactory to us.

Effects of Recent Accounting Pronouncements
In July 2001, the Financial Accounting Standards Board issued Statement of Financial Accounting
Standards No. 141 “Business Combinations” (SFAS No. 141) and Statement of Financial Accounting
Standards No. 142 “Goodwill and Other Intangible Assets” (SFAS No. 142). SFAS No. 141 addresses
financial accounting and reporting for business combinations. This statement requires the purchase
method of accounting to be used for all business combinations, and prohibits the pooling-of-interests
method of accounting. This statement is effective for all business combinations initiated after June 30,
2001 and supersedes APB Opinion No. 16, “Business Combinations” as well as Financial Accounting
Standards Board Statement of Financial Accounting Standards No. 38, “Accounting for Preacquisition
Contingencies of Purchased Enterprises.”

SFAS No. 142 addresses how intangible assets that are acquired individually or with a group of
other assets should be accounted for in financial statements upon their acquisition. This statement
requires goodwill amortization to cease and for goodwill to be periodically reviewed for impairment,
for fiscal years beginning after October 31, 2001. SFAS No. 142 supersedes APB Opinion No. 17,
“Intangible Assets.” The Company will adopt the provisions of this standard for its first quarter of
fiscal 2002. The Company has recorded goodwill amortization expense of $3.2 million, $3.2 million,
and $177.8 million for fiscal years 1999, 2000 and 2001, respectively, and will no longer be recorded
in subsequent fiscal years.

In August 2001, the Financial Accounting Standards Board issued Statement of Financial
Accounting Standard No. 143, “Accounting for Asset Retirement Obligation” (SFAS No. 143).
SFAS No. 143 is effective for fiscal years beginning after June 15, 2002, and will require companies
to record a liability for asset retirement obligations in the period in which they are incurred, which
typically could be upon completion or shortly thereafter. The FASB decided to limit the scope to
legal obligation and the liability will be recorded at fair value. The effect of adoption of this standard
on our results of operations and financial positions is being evaluated.

In October 2001, the Financial Accounting Standards Board issued Statement of Financial Accounting

Standard No. 144, “Accounting for the Impairment or Disposal of Long-Lived Assets” (SFAS No. 144).
SFAS No. 144 is effective for fiscal years beginning after December 15, 2001. It provides a single
accounting model for long-lived assets to be disposed of and replaces SFAS No. 121 “Accounting
for the Impairment of Long-Lived Assets and Long-Lived Assets to Be Disposed Of.” The effect of
adoption of this standard on our results of operations and financial positions is being evaluated.

25 10–K CIENA Corporation

Quarterly Results of Operations
The tables below (in thousands, except per share data) set forth the operating results and percentage of revenue repre-
sented by certain items in CIENA’s statements of operations for each of the eight quarters in the period ended October 31,
2001. This information is unaudited, but in our opinion reflects all adjustments (consisting only of normal recurring adjust-
ments) that we consider necessary for a fair presentation of such information in accordance with generally accepted
accounting principles. The results for any quarter are not necessarily indicative of results for any future period.

Jan. 31,
2000

Apr. 30,
2000

Jul. 31,
2000

Oct. 31,
2000

Jan. 31,
2001

Apr. 30,
2001

Jul. 31,
2001

Oct. 31, 
2001

Revenue

$152,213

$185,679

$233,268

$287,590

$351,989

$425,396

$458,070

$ 367,774

Cost of goods sold

Gross profit

Operating expenses:

Research and 

development(1)

Selling and marketing(2)

General and 

administrative(3)

Settlement of accrued 
contract obligation

Deferred stock 

compensation costs

Amortization of goodwill

Amortization of 

intangible assets

In-process research 
and development

Restructuring costs

Goodwill impairment

Provision for 

doubtful accounts

Income (loss) 

from operations

Other income (expense), net
Income (loss) before 

income taxes

Provision (benefit) 
for income taxes

Net income (loss)

Basic net income (loss) 

87,003

65,210

104,205

128,172

158,013

191,837

231,509

259,649

81,474

105,096

129,577

160,152

193,887

198,421

221,554

146,220

28,834

18,122

29,056

20,331

31,788

24,375

35,756

28,094

42,504

29,636

54,344

38,782

65,788

39,622

73,195

38,909

6,611

7,166

9,329

10,854

11,145

16,787

14,790

15,143

—

10

799

109

—

—

—

250

—

(8,538)

—

10

800

109

—

—

—

10

799

110

—

—

—

10

799

110

—

—

—

—

8,538

66,411

38,685

3,026

19,222

94,845

34,732

3,436

10,475

2,950

24,002

3,268

—

—

898

—

—

—

2,735

25,373

22,231

75,642

16,401

75,873

109

1,000

1,382

1,922

—

—

—

—

45,900

—

—

—

—

—

—

15,439

— 1,719,426

(6,579)

—

84,292

184,921

212,876

1,956,308

75,860

4,209

8,966

(14,455)

(1,810,088)

13,579

8,542

6,658

13,425

27,270

41,711

38,168

80,069

22,545

(5,913)

(1,803,430)

4,363

8,863

13,556

12,405

26,823

73,225

(11,567)

(1,148)

$ 9,062

$ 18,407

$ 28,155

$ 25,763

$ 53,246

$ (50,680) $ 5,654

$(1,802,282)

Total operating expenses

54,735

57,472

per common share

$

0.03

$

0.07

$

0.10

$

0.09

$

0.19

$

(0.17) $

0.02

$

(5.51)

Diluted net income (loss)

per common share 
and dilutive potential 
common share

Weighted average 

basic common share
Weighted average basic 
common and dilutive
potential common share

$

0.03

$

0.06

$

0.09

$

0.09

$

0.18

$

(0.17) $

0.02

$

(5.51)

276,182

280,162

282,258

285,177

287,001

306,329

324,368

326,834

295,806

299,126

299,790

301,582

300,956

306,329

337,877

326,834

(1) Exclusive of $1,672, $6,464, $9,647 deferred stock compensation costs for quarters ending April 30, 2001, July 31, 2001 and October 31, 2001, respectively.

(2) Exclusive of $491, $6,928, $959 deferred stock compensation costs for quarters ending April 30, 2001, July 31, 2001 and October 31, 2001, respectively.

(3) Exclusive of $572, $8,839, $5,795 deferred stock compensation costs for quarters ending April 30, 2001, July 31, 2001 and October 31, 2001, respectively.

Exclusive of $10 deferred stock compensation cost for each of the quarters ended in January 31, 2000, April 30, 2000, July 31, 2000 and October 31, 2000.

10–K CIENA Corporation 26

Revenue

Cost of goods sold

Gross profit

Operating expenses:

Research and 
development

Selling and marketing

General and 

administrative

Settlement of accrued 
contract obligation

Deferred stock 

compensation costs

Amortization 
of goodwill

Amortization of 

intangible assets

In-process research 
and development

Restructuring costs

Goodwill impairment

Provision for 

doubtful accounts

Total operating expenses

Income (loss) 

from operations

Other income 

(expense), net

Income (loss) 

before income taxes

Provision (benefit) 
for income taxes

Net income (loss)

Jan. 31,
2000

Apr. 30,
2000

Jul. 31,
2000

Oct. 31,
2000

Jan. 31,
2001

Apr. 30,
2001

Jul. 31,
2001

Oct. 31, 
2001

100.0%

100.0%

100.0%

100.0%

100.0%

100.0%

100.0%

100.0%

57.2

42.8

18.9

11.9

4.3

—

—

0.5

0.1

—

—

—

0.2

35.9

6.9

1.9

8.8

56.1

43.9

15.6

10.9

3.9

—

—

0.4

0.1

—

—

—

—

30.9

13.0

1.8

54.9

45.1

13.7

10.5

4.0

(3.7)

—

0.3

—

—

—

—

3.7

28.5

16.6

1.3

54.9

45.1

12.4

9.8

3.8

—

—

0.3

—

—

—

—

6.7

33.0

12.1

1.2

54.5

45.5

12.1

8.4

3.2

—

—

0.3

—

—

—

—

—

24.0

21.5

1.2

14.8

18.1

13.3

22.7

54.4

45.6

12.9

9.1

3.9

—

0.6

6.0

0.2

10.8

—

—

—

43.5

2.1

3.2

5.3

56.7

43.3

14.4

8.6

3.2

—

4.9

60.2

39.8

19.9

10.6

4.1

—

4.5

16.5

20.7

0.3

—

—

—

(1.4)

46.5

0.5

—

4.2

467.5

—

532.0

(3.2)

(492.2)

1.9

1.8

(1.3)

(490.4)

2.9

5.9%

4.8

5.8

10.0%

12.1%

4.3

9.0%

7.6

17.2

(2.5)

(0.3)

15.1%

(11.9)%

1.2% (490.1)%

27 10–K CIENA Corporation

Quarterly Adjusted Results of Operations
The table below (in thousands, except per share data) sets forth as adjusted net income and as adjusted net income
per share data to assist readers in understanding our operating results. These adjustments are not in accordance
with, or an alternative for, generally accepted accounting principles and may be different from the presentation of
financial information provided by other companies:

Jan. 31,
2000

Apr. 30,
2000

Jul. 31,
2000

Oct. 31,
2000

Jan. 31,
2001

Apr. 30,
2001

Jul. 31,
2001

Oct. 31, 
2001

Net income (loss)

$ 9,062

$ 18,407

$ 28,155

$ 25,763

$ 53,246

$ (50,680) $ 5,654

$(1,802,282)

Payroll tax 

on stock options

Settlement of accrued 
contract obligation

Deferred stock 

compensation costs

Amortization 
of goodwill

Amortization of 

intangible assets

In-process research 
and development

Restructuring costs

Goodwill impairment

Provision for 

doubtful accounts

Income tax effect

—

—

10

799

109

—

—

—

250

(380)

759

1,135

3,773

1,280

—

10

799

110

—

—

—

—

(545)

(8,538)

10

799

110

—

—

—

—

10

800

109

—

—

—

8,538

(667)

19,222

(7,772)

738

—

508

—

74

—

2,735

22,231

16,401

—

—

898

25,373

75,642

75,873

109

1,000

1,382

1,922

—

—

—

—

45,900

—

—

—

—

—

—

15,439

— 1,719,426

(6,579)

—

(767)

40,298

(40,803)

(9,759)

Adjusted net income

$ 9,850

$ 19,540

$ 29,542

$ 41,905

$ 54,766

$ 65,364

$ 58,035

$

17,094

As adjusted diluted 
net income (loss) 
per common share 
and dilutive potential 
common share

Weighted average 

basic common and 
dilutive potential 
common share

$

0.03

$

0.07

$

0.10

$

0.14

$

0.18

$

0.20

$

0.17

$

0.05

295,806

299,126

299,790

301,582

300,956

319,166

337,877

334,717

10–K CIENA Corporation 28

CIENA’s quarterly operating results have varied, and we expect them to vary in the future. The detailed discussion
of risk factors below addresses the principal factors that have caused these variations in the past, and may cause simi-
lar variations in the future. See “Risk Factors.”

CIENA’s revenues increased during each of the seven quarters beginning in the first quarter of fiscal 2000
through the third quarter of fiscal 2001 due to a strong demand across existing products and introduction of new
products such as MultiWave CoreStream long-distance optical transport systems configured for both 2.5 Gbps and
10.0 Gbps transmission rates, and our intelligent optical core switching product the MultiWave CoreDirector. The
decline in revenues during the fourth quarter of fiscal 2001 compared to the third quarter of fiscal 2001 was primarily
the result of a reduction in sales of our long-distance optical transport systems partially offset by a continued increase
in sales of our intelligent optical switching and multi-service access products, the MultiWave CoreDirector and
MultiWave MetroDirector K2.

CIENA’s gross margin percentage improved from the first quarter fiscal 2000 to the second quarter fiscal 2001

as a result of component cost reductions, production efficiencies, favorable product mix and relative stable sales
pricing. The decline in gross margins in the third quarter of fiscal 2001 was primarily the result of increased inventory
obsolescence costs due to the sudden decrease in demand for our older generation long-distance optical transport
products. The further decline in gross margin during the fourth quarter of fiscal 2001 was primarily the result of
increased production inefficiencies and costs due to lower demand requirements. CIENA’s operating expenses have
increased in each of the last eight quarters due to continued investments in research and development, selling and
marketing, and infrastructure activities. During fiscal 2002, CIENA’s operating expenses will continue to increase in
absolute dollars and as a percentage of revenue. We expect to preserve and enhance our market leadership and build
on our installed base with new and additional products in conjunction with increased investments in selling, market-
ing, and customer service activities. See “Risk Factors.”

Risk Factors
Investing in our securities involves a high degree of risk. In addition to the other information contained in this annual
report, including the reports we incorporate by reference, you should consider the following factors before investing
in our securities.

Our Business Has Been Adversely Affected by Recent Developments in the Communications Industry and the
Economy in General
For much of the last five years the market for our equipment has been influenced by the entry into the communica-
tions services business of a substantial number of new companies. In the United States this was due largely to
changes in the regulatory environment, in particular those brought about by the Telecommunications Act of 1996.
These new companies raised billions of dollars in capital, much of which they invested in new plants, causing an
acceleration in the growth of the market for telecommunications equipment.

The last year or so has seen a reversal of this trend, including the failure of a large number of the new entrants
and a sharp contraction of the availability of capital to the industry. This, in turn, has caused a substantial reduction
in demand for telecommunications equipment, including our products.

This industry trend has been compounded by the slowing not only of the United States economy—which is now
in recession—but the economies in virtually all of the countries in which we are marketing our products. Moreover,
the economic uncertainty has been accentuated by the events of September 11, 2001. The combination of these
factors has caused most of our customers to become more conservative in their capital investment plans and more
uncertain about their future purchases. As a consequence, we are facing a market that is, both reduced in absolute
size and more difficult to predict and plan for.

We expect the factors described above to affect our business, for at least several quarters if not longer, in

it is likely that our markets will be characterized by reduced capital expenditures by our customers;
our ability to forecast the volume and product mix of our sales will be substantially reduced;

several significant ways compared to the recent past:
•
•
• managing our expenditures will be significantly more difficult in light of the uncertainties surrounding our business;
•

increased competition resulting from reduced demand will put substantial downward pressures on the pricing
of our products, tending to reduce our profit margins;

29 10–K CIENA Corporation

•

•

increased competition has also enabled customers to insist on more favorable terms and condi-
tions for sales, including extended payment terms or other financing assistance, as a condition
of procuring their business; and
the result in any or combination of these factors could be reduced revenues and profitability and
perhaps losses in particular periods or for the entire year.

Our Results Can Fluctuate Unpredictably
In general, our revenues and operating results in any reporting period may fluctuate significantly due
to a variety of factors including:
•
•
•
•
•
•
•
•
• manufacturing and shipment delays and deferrals;
•
•

fluctuations in demand for our products;
changes in our pricing policies or the pricing policies of our competitors;
the timing and size of orders from customers;
changes in customers’ requirements, including changes or cancellations to orders from customers;
the introduction of new products by us or our competitors;
changes in the price or availability of components for our products;
readiness of customer sites for installation;
satisfaction of contractual customer acceptance criteria and related revenue recognition issues;

increased service, installation, warranty or repair costs;
the timing and amount of employer payroll tax to be paid on employee gains on stock options
exercised; and
changes in general economic conditions as well as those specific to the telecommunications
and intelligent optical networking industries.
Our intelligent optical networking products require large investments. We have only a limited

•

number of potential customers in each geographic market, and each has unique needs. Our customers
are generally technically sophisticated and demanding. As a result, the sales cycles for our products
are long, often as much as a year or two between initial contact with a potential customer and the
recognition of revenue from sales to the customer. Our customers’ purchases tend to be large and
sporadic, depending upon their need to build a customer base, their plans for expanding their net-
works, the availability of financing, and the effects of regulatory and business conditions in the
countries in which they operate. As a result, their purchase decisions can be unpredictable and
subject to unanticipated changes. Our results, in turn, tend to fluctuate unpredictably. This tendency
has been amplified by conditions arising from the current uncertain economic environment.

Current economic conditions have made it more difficult to make reliable estimates of future

revenues. Fluctuations in our revenues can lead to even greater fluctuations in our operating profits.
We budget expense levels on our expectations of long-term future revenue. These budgets reflect
the substantial investments in financial, engineering, manufacturing and logistics support resources
we must make to support large customers, even though we are unsure of the volume, duration or
timing of their purchases. In addition, we continue to make substantial expenditures on the develop-
ment of new and enhanced products. Any substantial adjustment to expenses to account for lower
levels of revenue is difficult and takes time. Consequently if our revenue does decline, in the short
run our levels of inventory, operating expenses and general overhead would be high relative to our
revenue, reducing our profitability, and perhaps resulting in operating losses.

Our Future Success Will Depend on Our Ability to Acquire New Customers
Historically, a large percentage of our sales have been made to emerging carriers, many of which
have recently begun to experience severe financial difficulties. Consequently, we expect our sales
to emerging carriers to be reduced, and our future success will depend on our ability to increase our
sales to incumbent carriers, including, in the United States, the regional Bell operating companies
(“RBOCs”), and abroad, the large, traditional telecommunications operators (“TOs”), many of which
were formerly government-owned “post, telephone and telegraph” enterprises. These large companies

10–K CIENA Corporation 30

typically require longer sales cycles, many have long-standing supplier relationships with other vendors,
and our experience in selling to them is limited. If we do not succeed in penetrating this segment of
the market, our business could suffer.

We May Not Be Able to Successfully Complete Development and Achieve Commercial Acceptance
of New Products
It is necessary for us to continually enhance our products. Certain enhancements to our products are
in the development phase and are not yet ready for commercial manufacturing or deployment. For
example, we expect to offer additional feature enhancement releases of the MultiWave CoreDirector
product line over the life of the product and we expect to continue to enhance features of our MultiWave
CoreStream, MultiWave Metro and MultiWave MetroDirector K2 products over the life of these
products. The maturing process from laboratory prototype to customer trials, and subsequently to
general availability, involves a number of steps, including:
•
•
•
•
•
•

completion of product development;
the qualification and multiple sourcing of critical components, including ASICs;
validation of manufacturing methods and processes;
extensive quality assurance and reliability testing, and staffing of testing infrastructure;
validation of software; and
establishment of systems integration and systems test validation requirements.
Each of these steps in turn presents serious risks of failure, rework or delay, any one of which

could decrease the speed and scope of product introduction and marketplace acceptance of the
product. Specialized ASICs and intensive software testing and validation are key to the timely intro-
duction of enhancements to the MultiWave CoreDirector and MultiWave MetroDirector K2 product
lines; and schedule delays are common in the final validation phase, as well as in the manufacture
of specialized ASICs. In addition, unexpected intellectual property disputes, failure of critical design
elements, and a host of other execution risks may delay or even prevent the introduction of these
products. If we do not develop and successfully introduce these products in a timely manner, our
business, financial condition and results of operations would be harmed.

The markets for our MultiWave CoreDirector and MultiWave MetroDirector K2 product lines
are relatively new. We are only beginning to establish commercial acceptance of these products,
and we cannot be certain that the substantial sales and marketing efforts necessary to achieve
commercial acceptance in traditionally long sales cycles will be successful. If the markets for these
products do not develop, or the products are not accepted by the market, our business, financial
condition and results of operations would suffer. We have recently written down the value of the
goodwill associated with our acquisition of Cyras, the source of our MultiWave MetroDirector K2
product, in recognition of what we believe to be a significant and permanent decline in the market
for these types of products.

We Face Intense Competition Which Could Hurt Our Sales and Profitability
The market for optical networking equipment is extremely competitive. Competition in the optical
networking market is based on varying combinations of price, functionality, software functionality,
manufacturing capability, installation, services, scalability and the ability of the system solution to
meet customers’ immediate and future network requirements. A small number of very large compa-
nies, including Alcatel, Cisco Systems, Fujitsu Group, Hitachi, Lucent Technologies, NEC Corporation,
Nortel Networks, Siemens AG and Telefon AB LM Ericsson, have historically dominated the telecom-
munications equipment industry. They all have substantial financial, marketing, manufacturing and
intellectual property resources and greater resources than CIENA to develop or acquire new tech-
nologies than we do. They also often have existing relationships with our potential customers.

Because we sell systems that compete directly with product offerings of these companies,
and in some cases displace or replace their equipment, we represent a competitive threat. The
continued expansion of our product offerings with the MultiWave CoreDirector and MultiWave

31 10–K CIENA Corporation

MetroDirector K2 product lines and enhancements to our MultiWave CoreStream and MultiWave
Metro product lines likely will increase this perceived threat. The recent decline in the market for
optical networking equipment has resulted in even greater competitive pressures. We expect that
the aggressive tactics we have confronted on the part of many of these competitors will continue,
and perhaps become more severe. These tactics include:
•

price discounting; particularly when a competitor is selling used equipment or inventory that a
competitor has written down or written off;
early announcements of competing products and other marketing efforts;
“one-stop shopping” options;
customer financing assistance;

•
•
•
• marketing and advertising assistance; and
•

intellectual property disputes.
These tactics can be particularly effective in a highly concentrated customer base such as
ours. Our customers are under increasing competitive pressure to deliver their services at the lowest
possible cost. This pressure may result in the pricing of optical networking systems becoming a
more important factor in customer decisions, which may favor larger competitors that can spread
the effect of price discounts in their optical networking products across a larger array of products
and services and across a larger customer base than ours. If we are unable to offset any reductions
in the average sales price for our products by a reduction in the cost of our products, our gross
profit margins will be adversely affected. Our inability to compete successfully against our competi-
tors and maintain our gross profit margins would harm our business, financial condition and results
of operations.

Many of our customers have indicated that they intend to establish a relationship with at least
two vendors for optical networking products. With respect to customers for whom we are the only
supplier of intelligent optical products, we do not know when or if these customers will select a
second vendor or what impact the selection might have on purchases from us. If a second optical
networking supplier is chosen, these customers could reduce their purchases from us, which could
in turn have a material adverse effect on us.

New competitors are emerging to compete with our existing products as well as our future
products. We expect new competitors to continue to emerge as the optical networking market
continues to expand. These companies may achieve commercial availability of their products more
quickly due to the narrow and exclusive focus of their efforts. Several of these competitors have
raised significant cash and they have in some cases offered stock in their companies, positions on
technical advisory boards, or have provided significant vendor financing to attract new customers.
Our inability to compete successfully against these companies would harm our business, financial
condition and results of operations.

If We Fail to Respond Rapidly to Technological Changes, Our Products Will Become Obsolete,
Damaging Our Short-Term Prospects and Threatening Our Long-Term Survival
The market for optical networking products is likely to be characterized by rapid technological change,
frequent introductions of new products, and recurring changes in customer requirements. To succeed
in this market, we must continue to develop new products and new features for existing products.
Doing so is difficult and costly, and there is no assurance that we will continue to be successful. In
addition, we must be able to identify and gain access to promising new technologies. A failure to
keep pace with technological advances would impair the competitiveness of our products and sooner
or later do serious harm to our business.

Several of our new products, including the MultiWave CoreDirector, the MultiWave MetroDirector

K2 and enhancements to the MultiWave CoreStream and MultiWave Metro, are based on complex
technology which could result in unanticipated delays in the development, manufacturing or deploy-
ment of these products. Our LightWorks initiative, which involves modifying these products to enable
customers to implement a new type of network architecture, entails similar development risks.

10–K CIENA Corporation 32

Our customers often require extensive testing of new products before accepting them, and we
are typically unable to recognize revenue until the tests are completed satisfactorily. The certification
process for new telecommunications equipment used in the networks of the RBOCs and TOs tends to be
particularly lengthy and difficult. Complying with these certification requirements may involve unantici-
pated delays that could adversely affect the timing of our ability to sell our products to these larger carriers.

Concentration of Customers
Although the number of customers who make purchases from us continues to grow, a substantial
fraction of our revenues continues to come from sales to a small number of customers. In fiscal 2001,
50.5% of our revenues came from our two most significant customers, Sprint and Qwest. The loss
of, or a substantial reduction in purchases by, either of these customers could reduce our revenues
materially. Both of these companies have been affected to some extent by the current economic
recession and the even more difficult conditions in the communications industry. The communications
industry is, moreover, undergoing a period of consolidation. It is possible that either of these customers
could become a party to a merger or other business combination. The distraction and uncertainty
inevitably attendant on such a transaction could delay or alter decisions on network deployments or
capital expenditures, and this could result in delayed or reduced purchases from us.

We Are Exposed to the Credit Risk of Our Customers
Industry and economic conditions have weakened the financial position of some of our customers. To
sell to some of these customers we may be required to take risks of uncollectible accounts. While we
monitor these situations carefully and attempt to take appropriate measures to protect ourselves, it is
possible that we may have to write down or write off doubtful accounts. Such write-downs or write-
offs, if large, could have a material adverse effect on our operating results and financial condition.

We also continue to experience demands from customers that we finance sales to them. While

we have done only a limited amount of such financing in the past, the increasingly competitive
environment in which we are now operating may require us to engage in more customer financing
in the future. Our ability to recognize revenue from financed sales will depend on the relative finan-
cial condition of the specific customer, among other factors. Further, we will need to evaluate the
collectability of receivables from these customers if their financial condition deteriorates in the
future. Any change in the financial condition of customers to which we provide financing could
have a material adverse effect on our operating results and financial condition.

Our Strategy Involves Pursuing Strategic Acquisitions and Investments That May Not Be Successful
Our business strategy includes acquiring or making strategic investments in other companies with
a view to expanding our portfolio of products and services, acquiring new technologies, and accel-
erating the development of new or improved products. To do so, we may issue equity that would
dilute our current shareholders’ percentage ownership or incur debt or assume indebtedness. In
addition, we may incur significant amortization expenses related to intangible assets. In the fourth
quarter fiscal 2001 we incurred a significant write-off of goodwill associated with our Cyras acquisi-
tion completed in March 2001.

Acquisitions and strategic investments involve numerous risks, including difficulties in integrat-

ing the operations, technologies, and products of the acquired companies; diversion of management’s
attention from our core business; potential difficulties in completing projects of the acquired company;
the potential loss of key employees of the acquired company; and dependence on unfamiliar or rela-
tively small supply partners. In addition, acquisitions and strategic investments may involve risks of
entering markets in which we have no or limited direct prior experience and where competitors in
such markets have stronger market positions and of obtaining insufficient revenues to offset increased
expenses associated with acquisitions. Mergers and acquisitions are inherently risky. Not all of those
we have made in the past have been successful; and it is possible that acquisitions we make in the
future may be unsuccessful, even to the extent of materially and adversely affecting our business.

33 10–K CIENA Corporation

We Depend on a Limited Number of Suppliers, and for Some Items We Do Not Have 
a Substitute Supplier
We depend on a limited number of suppliers for components of our products, as well as for equipment
used to manufacture and test our products. Our products include several high-performance compo-
nents for which reliable, high-volume suppliers are particularly limited. Furthermore, some key optical and
electronic components we use in our optical transport systems are currently available only from sole or
limited sources, and in some cases, that source also is a competitor. Any delay in component availability
for any of our products could result in delays in deployment of these products and in our ability to rec-
ognize revenues. These delays could also harm our customer relationships and our results of operations.
Failures of components affect the reliability and performance of our products and can reduce cus-
tomer confidence in them, perhaps to the extent of adversely affecting our financial performance. On
occasion, we have experienced delays in receipt of components and have received components that do
not perform according to their specifications. Any future difficulty in obtaining sufficient and timely delivery
of components could result in delays or reductions in product shipments which, in turn, could harm our
business. A consolidation among suppliers of these components or adverse developments in their busi-
nesses affecting their ability to supply us, could adversely impact the availability of components on which
we depend. Delayed deliveries of key components from these sources could adversely affect our business.
Any delays in component availability for any of our products or test equipment could result in
delays in deployment of these products and in our ability to recognize revenue from them. These
delays could also harm our customer relationships and our results of operations.

We Rely on Contract Manufacturers for Our Products
We rely on a small number of contract manufacturers to manufacture our MultiWave CoreDirector and
MultiWave MetroDirector K2 product lines and some of the components for our other products. The
qualification of these manufacturers is an expensive and time-consuming process, and these contract
manufacturers build modules for other companies, including our competitors. In addition, we do not
have contracts in place with many of these manufacturers. We may not be able to effectively manage
our relationships with our manufacturers and we cannot be certain that they will be able to fill our
orders in a timely manner. We provide forecasts of our demand to our contract manufacturers several
months prior to scheduled delivery of products. If we overestimate our future product requirements,
the contract manufacturers may have excess inventory, which would increase our costs. Conversely,
if we underestimate our future product requirements the contract manufacturer may not have enough
product to meet our customer requirements, and this could result in delays in the shipment of our
products and our ability to recognize revenue. If we cannot effectively manage these manufacturers
and forecast future demand, or if they fail to deliver components on time, our business may suffer.

Some of Our Suppliers Are Also Competitors
Some of our component suppliers are both primary sources for components and major competi-
tors in the market for system equipment. For example, we buy components from Alcatel, Lucent
Technologies, NEC Corporation, Nortel Networks, and Siemens AG. Each of these companies
offers optical communications systems and equipment that are competitive with our products. A
decline in reliability or other adverse change in these supply relationships could harm our business.

Our Ability to Compete Could Be Harmed If We Are Unable to Protect and Enforce Our Intellectual
Property Rights or If We Infringe on Intellectual Property Rights of Others
We rely on a combination of patent, copyright, trademark and trade secret laws and restrictions on
disclosure to protect our intellectual property rights. We also enter into non-disclosure and proprietary
rights agreements with our employees and consultants, and license agreements with our corporate
partners, and control access to and distribution of our products, documentation and other proprietary
information. Despite our efforts to protect our proprietary rights, unauthorized parties may attempt to
copy or otherwise obtain and use our products or technology. Monitoring unauthorized use of our prod-

10–K CIENA Corporation 34

ucts is difficult and we cannot be certain that the steps we have taken will prevent unauthorized use
of our technology, particularly in foreign countries where the laws may not protect our proprietary rights
as fully as in the United States. If competitors are able to use our technology, our ability to compete
effectively could be harmed. We are involved in an intellectual property dispute regarding the use of
our technology and may become involved with additional disputes in the future. Such lawsuits can be
costly and may significantly divert time and attention from some members of our personnel.

We have received, and may receive in the future, notices from holders of patents in the optical
technology field that raise issues of possible infringement by our products. Questions of infringement
in the optical networking equipment market often involve highly technical and subjective analysis.
We cannot assure you that any of these patent holders or others will not in the future initiate legal
proceedings against us, or that we will be successful in defending against these actions. We are
involved in an intellectual property dispute regarding the possible infringement of our products. In
the past, we have been forced to take a license from the owner of the infringed intellectual property,
or to redesign or stop selling the product that includes the challenged intellectual property. If we are
sued for infringement and are unsuccessful in defending the suit, we could be subject to significant
damages, and our business and customer relationships could be adversely affected.

Product Performance Problems Could Limit Our Sales Prospects
The production of new optical networking products and systems with high technology content
involves occasional problems as the technology and manufacturing methods mature. If significant
reliability, quality or network monitoring problems develop, including those due to faulty components,
a number of negative effects on our business could result, including:
•
•
•
•
•
•
•

costs associated with reworking our manufacturing processes;
high service and warranty expenses;
high inventory obsolescence expense;
high levels of product returns;
delays in collecting accounts receivable;
reduced orders from existing customers; and
declining interest from potential customers.
Although we maintain accruals for product warranties, actual costs could exceed these amounts.

From time to time, there will be interruptions or delays in the activation of our products at a cus-
tomer’s site. These interruptions or delays may result from product performance problems or from
aspects of the installation and activation activities, some of which are outside our control. If we
experience significant interruptions or delays that we can not promptly resolve, confidence in our
products could be undermined, which could harm our business.

We Face Risks Associated with Our International Operations
We market, sell and service our products globally. We have established offices around the world,
including in North America, Europe, Latin America and in the Asia Pacific region. We will continue
to expand our international operations and enter new international markets. This expansion will
require significant management attention and financial resources to develop successfully direct and
indirect international sales and support channels. We may not be able to maintain or increase inter-
national market demand for our products.

International operations are subject to inherent risks, and our future results could be adversely
affected by a variety of uncontrollable and changing factors. These include greater difficulty in collecting
accounts receivable and longer collection periods; difficulties and costs of staffing and managing foreign
operations; the impact of recessions in economies outside the United States; unexpected changes in regu-
latory requirements; certification requirements, reduced protection for intellectual property rights in some
countries; potentially adverse tax consequences; political and economic instability; trade protection meas-
ures and other regulatory requirements; service provider and government spending patterns; and natural
disasters. Such factors could have a material adverse impact on our operating results and financial condition.

35 10–K CIENA Corporation

Leverage and Debt Service Obligations May Adversely Affect Our Cash Flow and Our Ability 
to Repay or Repurchase Our Notes
We have approximately $840 million of outstanding principal indebtedness, primarily related to notes
offered by us and the assumption of notes from the acquisition of Cyras Systems, Inc. As a result of
this indebtedness, we have significant principal and interest payment obligations. There is the possibility
that we may be unable to generate sufficient cash to pay the principal of, interest on and other amounts
due in respect of our indebtedness, including the notes, when due. We may also add equipment
loans and lease lines to finance capital expenditures and may obtain additional long-term debt, working
capital lines of credit and lease lines.

•
•
•

•

•

Our leverage could have important negative consequences, including:
increasing our vulnerability to general adverse economic and industry conditions;
limiting our ability to obtain additional financing;
requiring the dedication of a substantial portion of our expected cash flow from operations to
service our indebtedness, thereby reducing the amount of our expected cash flow available for
other purposes, including capital expenditures;
limiting our flexibility in planning for, or reacting to, changes in our business and the industry in
which we compete;
placing us at a possible competitive disadvantage relative to less leveraged competitors and
competitors that have better access to capital resources; and

• making it difficult or impossible for us to pay the principal amount of the notes at maturity or

the repurchase price of the notes upon a change of control, thereby causing an event of default
under the indenture.
Cyras Systems LLC, our wholly owned subsidiary, has $150 million of 4.5% convertible subordi-
nated notes outstanding. In the event that the holders of the Cyras notes convert their notes into our
common stock, we would have to issue a significant number of shares of additional common stock.
Based on the exchange ratio for the Cyras acquisition of approximately 0.13, we will have to issue
approximately 1,037,055 shares of our common stock if holders of the entire $150 million of convert-
ible notes decided to convert their notes. At our current stock price it appears more likely that the
holders of the Cyras notes will not elect to convert them into our common stock before March 31,
2002. As a result, it is probable that we will have to make an offer to repurchase the notes at 118.942%
of their principal balance on April 30, 2002. If all of the note holders accept that offer, we will have to
expend approximately $178 million of our cash and cash equivalents for the repurchase.

Our Stock Price May Exhibit Volatility
Our common stock price has experienced substantial volatility in the past, and is likely to remain
volatile in the future. Volatility can arise as a result of the activities of short sellers and risk arbitrageurs,
and may have little relationship to our financial results or prospects. Volatility can also result from any
divergence between our actual or anticipated financial results and published expectations of analysts,
and announcements that we, our competitors, or our customers may make.

Divergence between our actual results and our anticipated results, analyst estimates and public
announcements by us, our competitors, or by customers will occur from time to time in the future,
with resulting stock price volatility, irrespective of our overall year-to-year performance or long-term
prospects. As long as we continue to depend on a limited customer base, and particularly when a
substantial majority of their purchases consist of newly-introduced products, there is substantial
chance that our quarterly results will vary widely.

Forward-Looking Statements
Some of the statements contained, or incorporated by reference, in this annual report discuss future
expectations, contain projections of results of operations or financial condition or state other “forward-
looking” information. Those statements are subject to known and unknown risks, uncertainties and
other factors that could cause the actual results to differ materially from those contemplated by the

10–K CIENA Corporation 36

statements. The “forward-looking” information is based on various factors and was derived using
numerous assumptions. In some cases, you can identify these so-called “forward-looking statements”
by words like “may,” “will,” “should,” “expects,” “plans,” “anticipates,” “believes,” “estimates,”
“predicts,” “potential” or “continue” or the negative of those words and other comparable words.
You should be aware that those statements only reflect our predictions. Actual events or results may
differ substantially. Important factors that could cause our actual results to be materially different
from the forward-looking statements are disclosed throughout this report, particularly under the
heading “Risk Factors” above.

item 7a quantitative and qualitative 

disclosures about market risk

The following discussion about the Company’s market risk disclosures involves forward-looking
statements. Actual results could differ materially from those projected in the forward-looking state-
ments. The Company is exposed to market risk related to changes in interest rates and foreign cur-
rency exchange rates. The Company does not use derivative financial instruments for speculative
or trading purposes.

Interest Rate Sensitivity
The Company maintains a short-term and long-term investment portfolio. These available-for-sale
securities are subject to interest rate risk and will fall in value if market interest rates increase. If
market interest rates were to increase immediately and uniformly by 10 percent from levels at
October 31, 2001, the fair value of the portfolio would decline by approximately $115.5 million.

Foreign Currency Exchange Risk
As a global concern, the Company faces exposure to adverse movements in foreign currency
exchange rates. These exposures may change over time as business practices evolve and if our
exposure increases, adverse movement in foreign currency exchange rates could have a material
adverse impact on the Company’s financial results. Historically the Company’s primary exposures
have been related to non-dollar denominated operating expenses in Europe and Asia where the
Company sells primarily in U.S. dollars. The Company is prepared to hedge against fluctuations in
foreign currency if this exposure becomes material. As of October 31, 2001, the assets and liabilities
of the Company related to non-dollar denominated currencies were not material. Therefore we do
not expect an increase or decrease of 10% in the foreign exchange rate would have a material
impact on the Company’s financial position.

item 8 financial statements 

and supplementary data

The following is an index to the consolidated financial statements and supplementary data:

Report of Independent Accountants
Consolidated Balance Sheets
Consolidated Statements of Operations
Consolidated Statements of Changes in Stockholders’ Equity
Consolidated Statements of Cash Flows

Notes to Consolidated Financial Statements

Page 
Number

38
39
40
41
42

43

37 10–K CIENA Corporation

report of independent accountants

To the Board of Directors and 
Stockholders of CIENA Corporation

In our opinion, the accompanying consolidated balance sheets and the related consolidated state-
ments of operations, of cash flows and of changes in stockholders’ equity present fairly, in all material
respects, the financial position of CIENA Corporation and its subsidiaries at October 31, 2001 and
2000, and the results of their operations and their cash flows for each of the three years in the period
ended October 31, 2001 in conformity with accounting principles generally accepted in the United
States of America. These financial statements are the responsibility of the Company’s management;
our responsibility is to express an opinion on these financial statements based on our audits. We
conducted our audits of these statements in accordance with auditing standards generally accepted
in the United States of America, which require that we plan and perform the audit to obtain reason-
able assurance about whether the financial statements are free of material misstatement. An audit
includes examining, on a test basis, evidence supporting the amounts and disclosures in the financial
statements, assessing the accounting principles used and significant estimates made by manage-
ment, and evaluating the overall financial statement presentation. We believe that our audits provide
a reasonable basis for our opinion.

PricewaterhouseCoopers LLP
McLean, VA
December 11, 2001

10–K CIENA Corporation 38

CIENA Corporation

consolidated balance sheets

(in thousands, except share data)

ASSETS
Current assets:

Cash and cash equivalents
Short-term investments
Accounts receivable (net of allowance of $29,581 and $1,491)
Inventories, net
Deferred income taxes
Prepaid expenses and other

Total current assets

Long-term investments
Equipment, furniture and fixtures, net
Goodwill and workforce, net
Other intangible assets, net
Other assets

Total assets

LIABILITIES AND STOCKHOLDERS’ EQUITY
Current liabilities:

Accounts payable
Accrued liabilities
Income taxes payable
Deferred revenue
Other current obligations
Total current liabilities

Deferred income taxes
Other long-term obligations
Convertible notes payable

Total liabilities

Commitments and contingencies
Stockholders’ equity:

October 31,

2000

2001

$ 143,187
95,131
248,950
141,279
143,029
41,438
813,014
—
189,231
4,461
4,588
15,907
$1,027,201

$

70,250
84,163
7,483
10,731
712
173,339
39,145
4,882
—
217,366

$ 397,890
902,594
395,063
254,968
186,861
53,713
2,191,089
494,657
331,490
178,891
47,874
73,300
$ 3,317,301

$

68,735
148,523
6,649
29,480
995
254,382
64,072
5,982
863,883
1,188,319

Preferred stock—par value $0.01; 20,000,000 shares authorized; 

zero shares issued and outstanding

Common stock—par value $0.01; 460,000,000 and 980,000,000 shares 

authorized; 286,530,631 and 328,022,264 shares issued and outstanding

Additional paid-in capital
Notes receivable from stockholders
Accumulated other comprehensive income
Retained earnings (deficit)

Total stockholders’ equity

Total liabilities and stockholders’ equity

—

—

2,865
557,257
(30)
(903)
250,646
809,835
$1,027,201

3,280
3,667,512
(3,236)
4,842
(1,543,416)
2,128,982
$ 3,317,301

The accompanying notes are an integral part of these consolidated financial statements.

39 10–K CIENA Corporation

CIENA Corporation

consolidated statements of operations

(in thousands, except per share data)

Revenue
Cost of goods sold
Gross profit

Operating expenses:

Research and development 

(exclusive of $0, $0, and $17,825 
deferred stock compensation costs)

Selling and marketing 

(exclusive of $0, $0, and $8,336 
deferred stock compensation costs)

General and administrative 

(exclusive of $40, $40, and $15,206 
deferred stock compensation costs)

Settlement of accrued contract obligation
Deferred stock compensation costs
Amortization of goodwill
Amortization of intangible assets
In-process research and development
Restructuring costs
Goodwill impairment
Merger related costs
Provision for doubtful accounts
Total operating expenses
Income (loss) from operations
Interest and other income (expense), net
Interest expense
Income (loss) before income taxes
Provision (benefit) for income taxes
Net income (loss)
Basic net income (loss) per common share
Diluted net income (loss) per common share 

and dilutive potential common share

Weighted average basic common shares outstanding
Weighted average basic common 

and dilutive potential common shares outstanding

1999

$482,085
299,769
182,316

Year Ended October 31,
2000

$858,750
477,393
381,357

2001

$ 1,603,229
904,549
698,680

101,006

125,434

235,831

61,603

90,922

146,949

22,696
—
40
3,197
438
—
—
—
13,021
250
202,251
(19,935)
14,448
(504)
(5,991)
(2,067)
$ (3,924)
(0.01)
$

$

(0.01)
267,042

33,960
(8,538)
40
3,197
438
—
—
—
—
28,010
273,463
107,894
13,020
(340)
120,574
39,187
$ 81,387
0.29
$

$

0.27
281,621

57,865
—
41,367
177,786
4,413
45,900
15,439
1,719,426
—
(6,579)
2,438,397
(1,739,717)
63,579
(30,591)
(1,706,729)
87,333
$(1,794,062)
(5.75)
$

$

(5.75)
311,815

267,042

299,662

311,815

The accompanying notes are an integral part of these consolidated financial statements.

10–K CIENA Corporation 40

CIENA Corporation

consolidated statements of changes 
in stockholders’ equity

(dollars in thousands)

Balance at October 31, 1998
Net loss
Translation adjustment
Comprehensive loss
Exercise of warrants
Exercise of stock options
Compensation cost of stock 

options and warrants

Issuance of common stock, 

net of issuance costs

Tax benefit from the 

exercise of stock options
Repayment of receivables 

from stockholders

Adjustment to conform 

fiscal year ends of 
pooled acquisition

Balance at October 31, 1999
Net income
Translation adjustment
Comprehensive income
Exercise of warrants
Exercise of stock options
Compensation cost of stock 

options and warrants

Issuance of common stock, 

net of issuance costs

Tax benefit from the 

exercise of stock options
Repayment of receivables 

from stockholders

Balance at October 31, 2000
Net loss
Changes in unrealized gains 

on investments, net
Translation adjustment
Comprehensive loss
Exercise of stock options
Unearned stock compensation
Deferred stock 

compensation costs
Forfeiture of unearned 
stock compensation

Issuance of common stock, 

net of issuance costs

Tax benefit from the 

exercise of stock options
Repayment of receivables 

from stockholders

Balance at October 31, 2001

Common Stock
Shares Amount

Additional
Paid-in-
Capital

Retained
Total 
Earnings Stockholders’
Equity

(Deficit)

Notes
Receivable

Accumu-
lated
Other
From Compre-
hensive
Income

Stock-
holders

269,210,982
—
—

$2,692
—
—

$ 327,475
—
—

$ (586)
—
—

$ (107)
—
67

$ 171,562
(3,924)
—

807,902
3,442,768

—

2,913,060

—

—

8
34

—

30

—

—

—
8,198

8,521

—
—

—

3,502

(481)

11,004

—

—

857

—
—

—

—

—

—

—
—

—

—

—

—

—
276,374,712
—
—

—
$2,764
—
—

—
$ 358,700
—
—

—
$ (210)
—
—

—
$ (40)
—
(863)

1,621
$ 169,259
81,387
—

286,084
9,166,133

—

703,702

—

3
91

—

7

—

—
38,144

40

5,732

154,641

—
—

—

—

—

—
—

—

—

—

—
—

—

—

—

$ 501,036
(3,924)
67
(3,857)
8
8,232

$

8,521

3,051

11,004

857

1,621
$ 530,473
81,387
(863)
80,524
3
38,235

$

40

5,739

154,641

—
286,530,631
—

—
$2,865
—

—
$ 557,257
—

$

180
(30)
—

—
$ (903)
—

—
$ 250,646
(1,794,062)

180
$ 809,835
(1,794,062)

—
—

4,373,093
—

—

—

—
—

44
—

—

—

—
—

31,854
(98,456)

41,367

3,489

—
—

—
—

—

—

37,118,540

371

3,060,396

(7,785)

—

—

71,605

—

5,804
(59)

—
—

—

—

—

—

—
—

—
—

—

—

—

—

5,804
(59)
$(1,788,317)
31,898
(98,456)

41,367

3,489

3,052,982

71,605

—
328,022,264

—
$3,280

—
$3,667,512

4,579
$(3,236)

—
$4,842

—
$(1,543,416)

4,579
$ 2,128,982

The accompanying notes are an integral part of these consolidated financial statements.

41 10–K CIENA Corporation

CIENA Corporation

consolidated statements of cash flows

(in thousands)

Cash flows from operating activities:

Net income (loss)
Adjustments to reconcile net income to net cash 

provided by operating activities:

Adjustment to conform fiscal year ends of pooled acquisitions
Tax benefit related to exercise of stock options and warrants
Non-cash charges from equity transactions
Amortization of premiums on marketable debt securities
Effect of accumulated other comprehensive income (loss)
In-process research and development
Depreciation
Amortization of goodwill, goodwill impairment, other intangibles, 

deferred stock compensation and debt issuance costs

Provision for doubtful accounts
Provision for inventory excess and obsolescence
Provision for warranty and other contractual obligations
Settlement of accrued contract obligation
Changes in assets and liabilities:

Accounts receivable
Inventories
Deferred income tax asset
Prepaid income taxes
Prepaid expenses and other
Accounts payable and accruals
Income taxes payable
Deferred revenue and other obligations
Net cash provided by operating activities

Cash flows from investing activities:

Additions to equipment, furniture and fixtures
Purchase of available for sale securities
Maturities of available for sale securities
Acquisition of business, inclusive of intellectual 

property and other intangibles, net of cash acquired

Minority equity investments

Net cash used in investing activities

Cash flows from financing activities:

Net proceeds from (repayment of) other obligations
Proceeds from issuance of convertible subordinated notes
Proceeds from issuance of common stock and warrants
Repayment of notes receivable from stockholders

Net cash provided by financing activities
Net (decrease) increase in cash and cash equivalents

Cash and cash equivalents at beginning of period
Cash and cash equivalents at end of period
Supplemental disclosure of cash flow information:

Cash paid during the period for:

Interest
Income taxes

Supplemental disclosure of non-cash financing activities:

Issuance of common stock for notes receivable from stockholders

Year Ended October 31,

1999

2000

2001

$ (3,924)

$ 81,387

$(1,794,062)

1,621
11,004
8,481
1,776
67
—
46,783

3,675
250
6,534
8,396
—

(65,807)
(15,234)
(8,964)
11,688
(13,222)
22,159
8,697
4,698
28,678

(46,776)
(274,897)
171,934

—
—
(149,739)

1,639
—
11,291
857
13,787
(107,274)
250,714
$ 143,440

$
$

$

504
313

481

—
154,641
—
1,016
(863)
—
59,969

3,675
28,010
15,022
15,804
(8,538)

(132,612)
(76,693)
(117,644)
—
(27,153)
54,262
(1,214)
9,969
59,038

(123,947)
(266,112)
289,927

—
(3,037)
(103,169)

(279)
—
43,977
180
43,878
(253)
143,440
$ 143,187

$
$

$

340
1,231

—

—
71,605
—
—
(59)
45,900
100,882

1,948,740
(6,579)
68,411
33,073
—

(139,534)
(177,482)
(6,631)
—
(35,640)
8,648
(834)
40,552
156,990

(238,544)
(1,714,077)
420,885

54,101
(13,005)
(1,490,640)

7,448
669,300
907,026
4,579
1,588,353
254,703
143,187
$ 397,890

$
$

$

16,051
1,007

—

The accompanying notes are an integral part of these consolidated financial statements.

10–K CIENA Corporation 42

CIENA Corporation

notes to consolidated financial statements

(1) The Company and Significant Accounting Policies
Description of Business
CIENA is a leader in the intelligent optical networking equipment market. The Company offers a port-
folio of products for communications service providers worldwide. CIENA’s customers include long-
distance carriers, competitive and incumbent local exchange carriers, Internet service providers,
wireless and wholesale carriers. CIENA offers optical transport and intelligent optical switching sys-
tems that enable service providers to provision, manage and deliver high-bandwidth services to their
customers. CIENA has pursued a strategy to develop and leverage the power of disruptive tech-
nologies to change the fundamental economics of building carrier-class tele- and data-communications
networks, thereby providing our customers with a competitive advantage. CIENA’s intelligent optical
networking products are designed to enable carriers to deliver any time, any size, any priority band-
width to their customers.

Principles of Consolidation
The Company has seventeen wholly owned U.S. and international subsidiaries which have been
consolidated in the accompanying financial statements. On March 29, 2001, CIENA acquired all of
the outstanding capital stock, and assumed the options of Cyras Systems, Inc. (“Cyras”), a Delaware
company based in Fremont, California. The Company completed a merger with Omnia Communications,
Inc. (“Omnia”), a Delaware company headquartered in Marlborough, Massachusetts, on July 1, 1999.
On March 31, 1999 the Company completed a merger with Lightera Networks, Inc. (“Lightera”), a
Delaware company headquartered in Cupertino, California. The Cyras transaction constituted a tax-
free reorganization and was recorded using the purchase accounting method. The Omnia and Lightera
transactions constituted tax-free reorganizations and have been accounted for as poolings of interests
under Accounting Principles Board Opinion No. 16. Accordingly, all prior period consolidated financial
statements presented have been restated to include the combined results of operations, financial
position and cash flows of Omnia and Lightera as though they had been a part of CIENA.

The accompanying consolidated financial statements include the accounts of the Company and
its wholly owned subsidiaries. All material intercompany accounts and transactions have been elimi-
nated in consolidation.

Fiscal Year
The Company has a 52 or 53 week fiscal year, which ends on the Saturday nearest to the last day
of October in each year (November 3, 2001, October 28, 2000, and October 30, 1999). For purposes
of financial statement presentation, each fiscal year is described as having ended on October 31.
Fiscal 2001 was comprised of 53 weeks. Fiscal 2000 and 1999 were comprised of 52 weeks. Prior
to the merger, Omnia’s fiscal year ended on December 31.

The fiscal year ended October 31, 1999 contains two months of Omnia’s financial results, which

are also recorded in the fiscal year ending October 31, 1998. The net loss for these two months,
November and December 1998, was $1.6 million.

Use of Estimates
The preparation of financial statements in conformity with generally accepted accounting principles
requires the Company to make estimates, judgments and assumptions that affect the reported
amounts of assets, liabilities, revenue and expenses, together with amounts disclosed in the
related notes to the financial statements. Actual results could differ from the recorded estimates.

Cash and Cash Equivalents
The Company considers all highly liquid investments purchased with original maturities of three months
or less to be cash equivalents.

43 10–K CIENA Corporation

Investments
CIENA’s short-term and long-term investments are classified as available-for-sale as of October 31, 2001
and are reported at fair value, with unrealized gains and losses, net of tax, recorded in accumulated
other comprehensive income. Realized gains or losses and declines in value determined to be other
than temporary, if any, on available-for-sale securities will be reported in other income or expense as
incurred. As of October 31, 2000, CIENA‘s marketable securities were classified as held-to-maturity
securities and were recorded at their amortized cost.

CIENA also has certain other minority equity investments in non-publicly traded companies. These
investments are generally carried at cost as CIENA owns less than 20% of the voting equity and does
not have the ability to exercise significant influence over these companies. As of October 31, 2000 and
October 31, 2001, $3.0 million and $16.1 million of these investments are included in other long-term
assets, respectively. These investments are inherently high risk as the market for technologies or prod-
uct manufactured by these companies are usually early stage at the time of the investment by CIENA
and such markets may never be significant. CIENA could lose its entire investment in certain or all of
these companies. CIENA monitors these investments for impairment and makes appropriate reductions
in carrying values when necessary. No write-downs were recorded during fiscal 2000 or fiscal 2001.

Inventories
Inventories are stated at the lower of cost or market, with cost determined on the first-in, first-out
basis. The Company records a provision for excess and obsolete inventory whenever such an impair-
ment has been identified.

Equipment, Furniture and Fixtures
Equipment, furniture and fixtures are recorded at cost. Depreciation and amortization are computed
using the straight-line method over useful lives of 2-5 years for equipment, furniture and fixtures
and 2-10 years for leasehold improvements.

Internal use software and web site development costs are capitalized in accordance with

Statement of Position (SOP) No. 98-1, “Accounting for the Costs of Computer Software Developed
or Obtained for Internal Use,” and Emerging Issues Task Force (EITF) Issue No. 00-02, “Accounting
for Web Site Development Costs.” Qualifying costs incurred during the application development
stage, which consist primarily of outside services and purchased software license costs, are capital-
ized and amortized over the estimated useful life of the asset.

Goodwill and Purchased Intangible Assets
The Company has recorded goodwill and purchased intangible assets from several acquisitions. See
Note 7. Goodwill and purchased intangible assets are carried at cost less accumulated amortization.
Amortization is computed using the straight-line method over the economic lives of the respective
assets, generally three to seven years. It is the Company’s policy to assess periodically the carrying
amount of its goodwill and purchased intangible assets to determine if there has been an impairment
to their carrying value. Impairments of goodwill and other intangible assets are determined in accor-
dance with Statement of Financial Accounting Standard No. 121, “Accounting for the Impairment of
Long-Lived Assets and for Long-Lived Assets to Be Disposed Of” (“SFAS No. 121”). The Company
has recorded goodwill amortization expense of $3.2 million, $3.2 million, and $177.8 million for fiscal
years 1999, 2000 and 2001, respectively.

Concentrations
Substantially all of the Company’s cash and cash equivalents, short-term and long-term investments, are
custodied at four major U.S. financial institutions. The majority of the Company’s cash equivalents consist
of U.S. Government Federal Agency Securities, short-term marketable securities, and overnight repur-
chase agreements. Deposits held with banks may exceed the amount of insurance provided on such
deposits. Generally these deposits may be redeemed upon demand and, therefore, bear minimal risk.

10–K CIENA Corporation 44

Historically, the Company has relied on a limited number of customers for a substantial por-

tion of its revenue. During fiscal year 2001, Sprint and Qwest Communications each accounted for
at least 10% or more of CIENA’s revenue and combined accounted for 50.5% of the Company’s
fiscal 2001 revenue. During fiscal year 2000, Sprint, Qwest Communications and GTS Network
Ltd. each accounted for at least 10% of CIENA’s revenue and all three combined accounted for
60.9% of the Company’s fiscal 2000 revenue. During fiscal year 1999 Sprint, MCI WorldCom, and
GTS Network Ltd. each accounted for at least 10% of CIENA’s revenue and all three combined
accounted for 46.2% of the Company’s fiscal 1999 revenue. The Company expects that a signifi-
cant portion of its future revenue will continue to be generated by a limited number of customers.
The loss of any one of these customers or any substantial reduction in orders by any one of these
customers could materially adversely affect the Company’s financial condition or operating results.
Additionally, the Company’s access to certain raw materials is dependent upon single and sole
source suppliers. The inability of any supplier to fulfill supply requirements of the Company could
affect future results.

CIENA performs ongoing credit evaluations of its customers and generally does not require col-
lateral from its customers. CIENA maintains an allowance for potential losses on a specific identifi-
cation basis. CIENA’s allowance for doubtful accounts as of October 31, 2001 and October 31, 2000
was $1.5 million and $29.6 million, respectively. Approximately $27.8 million of the October 31, 2000
balance relates to provisions made for doubtful accounts associated with iaxis Limited, one of CIENA’s
European customers. In September 2000, CIENA was informed that an administrative order had been
issued by a London court against iaxis Limited. As a result of this order, joint administrators were
appointed to manage the business of iaxis Limited while they marketed the business for sale and
formulated a reorganization of the Company. In November 2000, CIENA was notified that Dynegy Inc.
and its subsidiaries had entered into a proposed agreement to acquire the assets and stock of iaxis
Limited from the administrators. As a consequence of the terms of (a) the proposed agreement
between the administrators of iaxis Limited and Dynegy, and of (b) a related sales agreement between
CIENA and Dynegy, CIENA expected to realize approximately $8.9 million of the gross outstanding
accounts receivable balance due from iaxis Limited as of October 31, 2000. In July 2001 CIENA
recovered approximately $15.4 million of the gross outstanding accounts receivable balance due from
iaxis Limited primarily through the sales agreement with Dynegy. Accordingly, CIENA recognized a
reduction in the provision for doubtful accounts of $6.6 million during fiscal year 2001.

As of October 31, 2001, the trade accounts receivable included three customers who each
accounted for 38%, 18%, and 15% of the trade accounts receivable, respectively. As of October 31,
2000, the trade accounts receivable included three customers who each accounted for 28%, 16%,
and 13% of the trade accounts receivable, respectively.

Revenue Recognition
CIENA recognizes product revenue in accordance with the shipping terms specified and where col-
lection is reasonably assured. For transactions where CIENA has yet to obtain customer acceptance,
revenue is deferred until the terms of acceptance are satisfied. Revenue for installation services is
recognized as the services are performed unless the terms of the supply contract combine product
acceptance with installation, in which case revenues for installation services are recognized when
the terms of acceptance are satisfied and installation is completed. Revenues from installation serv-
ice fixed price contracts are recognized on the percentage-of-completion method, measured by the
percentage of costs incurred to date compared to estimated total costs for each contract. Amounts
received in excess of revenue recognized are included as deferred revenue in the accompanying
balance sheets. For transactions involving the sale of software, revenue is recognized in accordance
with Statement of Position No. 97-2 (SOP 97-2), “Software Revenue Recognition,” including deferral
of revenue recognition in instances where vendor specific objective evidence for undelivered elements
is not determinable. For distributor sales where risks of ownership have not transferred, CIENA rec-
ognizes revenue when the product is shipped through to the end user.

45 10–K CIENA Corporation

Revenue-Related Accruals
The Company provides for the estimated costs to fulfill customer warranty and other contractual obli-
gations upon the recognition of the related revenue. Such reserves are determined based upon
actual warranty cost experience, estimates of component failure rates, and management’s industry
experience. The Company’s sales contracts generally do not permit the right of return of product
by the customer after the product has been accepted.

Research and Development
The Company charges all research and development costs to expense as incurred.

Advertising Costs
The Company expenses all advertising costs as incurred.

Income Taxes
The Company accounts for income taxes in accordance with Statement of Financial Accounting
Standards No. 109 (SFAS No. 109), “Accounting for Income Taxes.” SFAS No. 109 is an asset and
liability approach that requires the recognition of deferred tax assets and liabilities for the expected
future tax consequences attributable to differences between the carrying amounts of assets and
liabilities for financial reporting purposes and their respective tax bases, and for operating loss and
tax credit carry forwards. In estimating future tax consequences, SFAS No. 109 generally considers
all expected future events other than the enactment of changes in tax laws or rates. Valuation
allowances are provided if, based upon the weight of the available evidence, it is more likely than
not that some or all of the deferred tax assets will not be realized. Tax savings resulting from deduc-
tions associated with stock options and certain stock warrants are credited directly to additional paid
in capital when realization of such benefit is fully assured and to deferred tax liabilities prior to such
point. See Note 13.

Fair Value of Financial Instruments
The carrying amounts of the Company’s financial instruments, which include short-term and long-
term investments, accounts receivable, accounts payable, and other accrued expenses, approximate
their fair values due to their short maturities.

Foreign Currency Translation
The majority of the Company’s foreign branches and subsidiaries use the U.S. dollar as their func-
tional currency, as the U.S. parent exclusively funds the branches and subsidiaries’ operations with
U.S. dollars. For those subsidiaries using the local currency as their functional currency, assets and
liabilities are translated at exchange rates in effect at the balance sheet date. Resulting translation
adjustments are recorded directly to a separate component of stockholders’ equity. Where the
U.S. dollar is the functional currency, translation adjustments are recorded in other income. The
net gain (loss) on foreign currency re-measurement and exchange rate changes for fiscal 1999,
2000 and 2001 was immaterial for separate financial statement presentation.

Computation of Basic Net Income (Loss) per Common Share and Diluted Net Income (Loss) 
per Common and Dilutive Potential Common Share
The Company calculates earnings per share in accordance with the Statement of Financial
Accounting Standards No. 128, “Earnings per Share” (SFAS No. 128). SFAS No. 128 simplifies 
the earnings per share (EPS) computation and replaces the presentation of primary EPS with a
presentation of basic EPS. This statement also requires dual presentation of basic and diluted EPS
on the face of the income statement for entities with a complex capital structure and requires a
reconciliation of the numerator and denominator used for the basic and diluted EPS computations.
See Note 10.

10–K CIENA Corporation 46

Software Development Costs
Statement of Financial Accounting Standards No. 86, “Accounting for the Costs of Computer Software
to be Sold, Leased or Otherwise Marketed” (“SFAS No. 86”), requires the capitalization of certain
software development costs incurred subsequent to the date technological feasibility is established
and prior to the date the product is generally available for sale. The capitalized cost is then amortized
over the estimated product life. The Company defines technological feasibility as being attained at
the time a working model is completed. To date, the period between achieving technological feasi-
bility and the general availability of such software has been short and software development costs
qualifying for capitalization have been insignificant. Accordingly, the Company has not capitalized
any software development costs.

Accounting for Stock Options
In October 1995, the Financial Accounting Standards Board issued Statement of Financial Accounting
Standards No. 123 (SFAS No. 123), “Accounting for Stock-Based Compensation.” SFAS No. 123
allows companies to either account for stock-based compensation under the new provisions of SFAS
No. 123 or using the intrinsic value method provided by Accounting Principles Board Opinion No. 25
(APB No. 25), “Accounting for Stock Issued to Employees,” but requires pro forma disclosure in the
footnotes to the financial statements as if the measurement provisions of SFAS No. 123 had been
adopted. The Company has elected to continue to account for its stock based compensation in accor-
dance with the provisions of APB No. 25 as interpreted by FASB Interpretation No. 44, “Accounting
for Certain Transactions Involving Stock Compensation, and Interpretation of APB Opinion No. 25,”
(“FIN 44”) and present the pro forma disclosures required by SFAS No. 123. See Note 13.

Segment Reporting
In June 1997, the Financial Accounting Standards Board issued Statement of Financial Accounting
Standards No. 131 (SFAS No. 131), “Disclosures about Segments of an Enterprise and Related
Information.” SFAS No. 131 establishes annual and interim reporting standards for operating segments
of a company. It also requires entity-wide disclosures about the products and services an entity pro-
vides, the material countries in which it holds assets and reports revenues, and its major customers.
The Company is not organized by multiple operating segments for the purpose of making operating
decisions or assessing performance. Accordingly, the Company operates in one operating segment
and reports only certain enterprise-wide disclosures.

Newly Issued Accounting Standards
In July 2001, the Financial Accounting Standards Board issued Statement of Financial Accounting
Standards No. 141 “Business Combinations” (SFAS No. 141) and Statement of Financial Accounting
Standards No. 142 “Goodwill and Other Intangible Assets” (SFAS No. 142). SFAS No. 141 addresses
financial accounting and reporting for business combinations. This statement requires the purchase
method of accounting to be used for all business combinations, and prohibits the pooling-of-interests
method of accounting. This statement is effective for all business combinations initiated after June 30,
2001 and supercedes APB Opinion No. 16, “Business Combinations” as well as Financial Accounting
Standards Board Statement of Financial Accounting Standards No. 38, “Accounting for Preacquisition
Contingencies of Purchased Enterprises.”

SFAS No. 142 addresses how intangible assets that are acquired individually or with a group of other
assets should be accounted for in financial statements upon their acquisition. This statement requires
goodwill amortization to cease and for goodwill to be periodically reviewed for impairment, for fiscal years
beginning after October 31, 2001. SFAS No. 142 supercedes APB Opinion No. 17, “Intangible Assets.”
The Company will adopt the provisions of this standard for its first quarter of fiscal 2002.

In August 2001, the Financial Accounting Standards Board issued Statement of Financial Accounting

Standard No. 143, “Accounting for Asset Retirement Obligation” (SFAS No. 143). SFAS No. 143 is
effective for fiscal years beginning after June 15, 2002, and will require companies to record a liability

47 10–K CIENA Corporation

for asset retirement obligations in the period in which they are incurred, which typically could be
upon completion or shortly thereafter. The FASB decided to limit the scope to legal obligation and
the liability will be recorded at fair value. The effect of adoption of this standard on our results of
operations and financial positions is being evaluated.

In October 2001, the Financial Accounting Standards Board issued Statement of Financial
Accounting Standard No. 144, “Accounting for the Impairment or Disposal of Long-Lived Assets”
(SFAS No. 144). SFAS No. 144 is effective for fiscal years beginning after December 15, 2001. 
It provides a single accounting model for long-lived assets to be disposed of and replaces SFAS 
No. 121 “Accounting for the Impairment of Long-Lived Assets and Long-Lived Assets to Be Disposed
Of.” The effect of adoption of this standard on our results of operations and financial positions is
being evaluated.

Reclassification
Certain prior year amounts have been reclassified to conform to current year consolidated financial
statement presentation.

(2) Business Combinations
Cyras
On March 29, 2001, CIENA acquired all of the outstanding capital stock, and assumed the options of
Cyras Systems, Inc. (“Cyras”), a privately held provider of next-generation optical networking systems
based in Fremont, California. The purchase price was approximately $2.2 billion and consisted of the
issuance of approximately 26.1 million shares of CIENA common stock, the assumption of approxi-
mately 1.9 million stock options and the indirect assumption of $150 million principal amount of
Cyras’ convertible subordinated indebtedness. Cyras is designing and developing next-generation
optical networking solutions for telecommunications carriers. The Cyras K2 product, which has become
CIENA’s MultiWave MetroDirector K2, enables carriers of metropolitan area networks to consolidate
multiple legacy network elements into a single switching platform.

The transaction was recorded using the purchase accounting method with the allocation of the

purchase price summarized below (in thousands):

Tangible assets

Deferred tax asset

Developed technology

In-process research and development

Workforce

Goodwill

Deferred stock compensation

Acquisition costs

Other assumed liabilities

Convertible subordinated notes

Employee loans

Total purchase price

$

80,712

37,201

47,700

45,900

11,600

2,059,899

98,456

(14,790)

(21,124)

(167,700)

7,784

$2,185,638

The amortization period for the goodwill and intangibles, based on management’s estimate 

of the useful life of the acquired technology, is three to seven years. As a result of the issuance of
SFAS No. 142, amortization related to goodwill will no longer be recorded in subsequent fiscal years.

In connection with the Cyras acquisition, the Company recorded a $45.9 million charge in the

period ended April 30, 2001 for in-process research and development. This represents the estimated
value of purchased in-process technology related to Cyras’ K2 product development that had not yet

10–K CIENA Corporation 48

reached technological feasibility and had no alternative future use at the time of the acquisition. The
amount of purchase price allocated to in-process research and development was determined using
the discounted cash flow method. This method consisted of estimating future net cash flows attrib-
utable to in-process K2 technology for a discrete projection period and discounting the net cash flows
back to their present value. The discount rate includes a factor that takes into account the uncertainty
surrounding the successful development of the purchased in-process technology.

In connection with the Cyras acquisition, the Company recorded a $47.7 million intangible asset
related to developed technology. This represents the estimated value of the portion of the purchased
technology for which development had been completed. The amount of purchase price allocated
to purchased technology was determined using the income approach. This method consisted of esti-
mating future net cash flows attributable to existing K2 technology for a discrete projection period and
discounting the net cash flows back to their present value.

In conjunction with the Cyras acquisition, the Company recorded deferred stock compensation

of $98.4 million. The unamortized deferred stock compensation was $53.6 million at October 31, 2001.
The following unaudited pro forma data summarizes the results of operations for the period indi-
cated as if the Cyras acquisition had been completed as of the beginning of the periods presented.
The unaudited pro forma data gives effect to actual operating results prior to the acquisition, adjusted
to include the pro forma effect of amortization of intangibles, deferred stock compensation costs,
the elimination of the charge for acquired in-process research and development, the tax effects to
the pro forma adjustments and the recognition of the tax benefits arising from Cyras’ net operating
loss carry forwards. These pro forma amounts do not purport to be indicative of the results that would
have actually been obtained if the acquisition occurred as of the beginning of the periods presented
or that may be obtained in the future (in thousands, except per share data).

Revenue

Net loss

Diluted net loss per common share 

and dilutive potential common share

Year Ended

October 31,
2000

$ 858,750

$(274,330)

October 31,
2001

$ 1,603,229

$(1,890,627)

$

(0.90)

$

(6.06)

Omnia
On July 1, 1999, the Company completed a merger with Omnia in a transaction valued at approxi-
mately $483 million. Omnia is a telecommunications equipment supplier which focuses on developing
solutions to allow public telephone network operators to offer services cost effectively over inte-
grated metropolitan fiberoptic access and transport networks. Under the terms of the merger agree-
ment, the Company acquired all of the outstanding shares and assumed the stock options of Omnia
in exchange for approximately 30.4 million shares of CIENA common stock and 1.6 million CIENA
shares issuable upon exercise of stock options. The transaction constituted a tax-free reorganization
and has been accounted for as a pooling of interests under Accounting Principles Board Opinion
No. 16. Accordingly, all prior period consolidated financial statements presented have been restated
to include the combined results of operations, financial position and cash flows of Omnia as though
it had been a part of CIENA.

The following table shows the separate historical results of CIENA and Omnia for the periods
prior to the consummation of the merger of the two entities. No financial information has been
presented for the fiscal year ended 1996 as Omnia did not commence operations until June 1997.
Omnia’s fiscal year end was December 31. CIENA’s results for the years ended October 31, 1997
and 1998 include Omnia’s financial results from June 3, 1997 (date of inception) to December 31,
1997 and January 1, 1998 to December 31, 1998, respectively (in thousands).

49 10–K CIENA Corporation

Revenues:

CIENA

Omnia

Intercompany eliminations

Consolidated revenues

Net income (loss):

CIENA

Omnia

Year Ended October 31,
1998
1997

Nine Months
Ended July 31,
1999

$413,215

$508,087

$340,733

—

—

—

—

—

—

$413,215

$508,087

$340,733

$115,967

$ 51,113

$ (1,020)

(399)

(5,413)

(7,403)

Consolidated net income (loss)

$115,568

$ 45,700

$ (8,423)

Lightera
On March 31, 1999 the Company completed a merger with Lightera in a transaction valued at approxi-
mately $459 million. Lightera is a developer of carrier class optical core switches for fiberoptic commu-
nications networks. Under the terms of the merger agreement, the Company acquired all of the
outstanding shares and assumed outstanding stock options and warrants of Lightera in exchange for
approximately 35.0 million shares of CIENA common stock and 5.8 million CIENA shares issuable
upon exercise of stock options and warrants. The transaction constituted a tax-free reorganization and
has been accounted for as a pooling of interests under Accounting Principles Board Opinion No. 16.
Accordingly, all prior period consolidated financial statements presented have been restated to include
the combined results of operations, financial position and cash flows of Lightera as though it had been
a part of CIENA.

The following table shows the separate historical results of CIENA and Lightera for the periods

prior to the consummation of the merger of the two entities. No financial information has been
presented for the fiscal year ended 1997 as Lightera did not commence operations until April 1998
(in thousands).

Year Ended
October 31, 1998

Six Months Ended 
April 30, 1999

Revenues:

CIENA

Lightera

Intercompany eliminations

Consolidated revenues

Net income (loss):

CIENA

Lightera

Consolidated net income

$508,087

$211,907

—

—

—

—

$508,087

$211,907

$ 53,194

(2,081)

$ 51,113

$ 8,046

(6,169)

$ 1,877

(3) Restructuring Costs and Impairment Charges
During the fiscal year ended October 31, 2001 the Company recorded a restructuring charge of
$15.4 million relating to consolidation of excess facilities. The consolidation of excess facilities
included the closure of certain manufacturing warehouse facilities and the consolidation of certain
operational centers related to business activities that have been restructured. The change included
$7.0 million primarily related to lease terminations and non-cancelable lease costs and also included
an $8.4 million write-down related to property and equipment consisting primarily of leasehold
improvements and production equipment.

As part of our review of financial results for fiscal 2001, we performed an assessment of the

carrying value of our long-lived assets including significant amounts of goodwill and other intangible
assets recorded in connection with the acquisition of Cyras. The assessment was performed pursuant

10–K CIENA Corporation 50

to Statement Financial Accounting Standards No. 121 “Accounting for the Impairment of Long-Lived
Assets and for Long-Lived Assets to be Disposed Of” (SFAS 121) because of the significant nega-
tive industry and economic trends affecting both the Company’s current operations and expected
future sales of MultiWave MetroDirector K2 as well as the general decline of technology valuations.
The conclusion of that assessment was that the decline in market conditions within the Company’s
industry was significant and other than temporary. As a result, the Company recorded a charge of
$1.7 billion to reduce goodwill during the fourth quarter of 2001 based on the amount by which the
carrying amount of these assets exceeded their fair value. The write-down is related to the goodwill
associated with the Cyras transaction. Fair value was determined based on discounted future cash
flows for the operating entity, which had separately identifiable cash flows. The cash flow periods
used were six years, applying annual growth rates of 25% to 100%. The discount rate used was
11.3%, and the terminal value was estimated based upon terminal growth rates of 4%. The assump-
tions supporting the estimated future cash flows, including the discount rate and estimated terminal
values reflect management’s best estimates. The discount rate was based upon the Company’s
weighted average cost of capital as adjusted for the risks associated with its operations.

(4) Marketable Debt and Equity Securities
Cash, short-term and long-term investments are comprised of the following (in thousands):

Corporate bonds

Asset backed obligations

Foreign debt securities

Equity securities

Commercial paper

U.S. government obligations

Money market funds

Included in cash and cash equivalents

Included in short-term investments
Included in long-term investments

October 31, 2001
Gross
Unrealized
Gains

Gross
Unrealized
Losses

Estimated
Fair
Value

Amortized Cost

$ 501,584

199,416

$ 7,403

1,974

8,040

9,000

119,394

550,888

397,890

$1,786,212

$ 397,890

903,690
484,632

74

—

394

6,728

—

$16,573

$

—

6,548
10,025

$1,786,212

$16,573

$ —

$ 508,987

132

—

7,512

—

—

—

$7,644

$ —

7,644
—

$7,644

201,258

8,114

1,488

119,788

557,616

397,890

$1,795,141

$ 397,890

902,594
494,657

$1,795,141

As of October 31, 2000 the Company classified its investments as marketable debt securities
held-to-maturity defined by Statement of Financial Accounting Standards No. 115, “Accounting for
Certain Investments in Debt and Equity Securities.” Such investments were recorded at their amor-
tized cost and had $70,255 of unrealized gains and $32,000 of unrealized loss.

Commercial paper

U.S. government obligations

Money market funds

Included in cash and cash equivalents

Included in short-term investments

October 31, 

2000

$ 90,745

4,386

143,187
$238,318
$143,187

95,131
$238,318

51 10–K CIENA Corporation

The following table summarizes maturates of debt investments (including restricted investments)

at October 31, 2001 (in thousands):

Amortized
Cost

Estimated 
Fair Value

Less than one year

$ 894,690

$ 901,106

Due in 1-2 years

Due in 2-5 years

474,449

10,183

484,388

10,269

$1,379,322

$1,395,763

Inventories

(5)
Inventories are comprised of the following (in thousands):

Raw materials

Work-in-process

Finished goods

Reserve for excess and obsolescence

October 31,

2000

2001

$ 52,576

$161,837

48,300

58,641

159,517

(18,238)

$141,279

75,669

71,266

308,772

(53,804)

$254,968

(6) Equipment, Furniture and Fixtures
Equipment, furniture and fixtures are comprised of the following (in thousands):

Equipment, furniture and fixtures

Leasehold improvements

Accumulated depreciation and amortization

Construction-in-progress

October 31,

2000

2001

$ 290,726

$ 516,433

43,394

334,120

(147,638)

2,749

62,017

578,450

(249,195)

2,235

$ 189,231

$ 331,490

(7) Goodwill and Other Intangible Assets
Goodwill and other intangible assets are comprised of the following (in thousands):

Goodwill and workforce

Intangible

Accumulated amortization

2000

$13,198

5,700

18,898

(9,849)

$ 9,049

October 31,

2001

$ 353,620

65,000

418,620

(191,855)

$ 226,765

(8) Convertible Notes Payable
On February 9, 2001, CIENA completed a public offering of 3.75% convertible notes, in an aggregate
principal amount of $690 million, due February 1, 2008. Interest is payable on February 1 and August 1
of each year beginning August 1, 2001. The notes may be converted into shares of CIENA’s common
stock at any time before their maturity or their prior redemption or repurchase by CIENA. The con-
version rate is 9.5808 shares per each $1,000 principal amount of notes, subject to adjustment in

10–K CIENA Corporation 52

certain circumstances. On or after the third business day after February 1, 2004, CIENA has the
option to redeem all or a portion of the notes that have not been previously converted at the following
redemption prices (expressed as percentage of principle amount):

Period

Beginning on the third business day after 

February 1, 2004 and ending on January 31, 2005

Beginning on February 1, 2005 and ending on January 31, 2006

Beginning on February 1, 2006 and ending on January 31, 2007

Beginning on February 1, 2007 and ending on January 31, 2008

Redemption 
Price

102.143%

101.607%

101.071%

100.536%

In August 2000, Cyras issued $150 million of 4.5% convertible subordinated notes due August 15,
2005. Interest is payable on February 15 and August 15 of each year, beginning February 15, 2001.
CIENA indirectly assumed the convertible subordinated notes on March 29, 2001 as a result of its
acquisition of Cyras. CIENA recorded the estimated fair value of the notes on the date of the acqui-
sition at $167.7 million. The notes may be converted into shares of CIENA’s common stock at any
time before their maturity or their prior redemption. The conversion rate is 6.9137 shares per each
$1,000 principal amount of notes, subject to adjustment in certain circumstances. Cyras Systems
LLC is the successor to Cyras Systems Inc. and a wholly owned subsidiary of CIENA. If an IPO of
Cyras Systems LLC has not occurred on or before March 31, 2002, CIENA will be obligated to make
an offer to repurchase the notes at 118.9% of the principal balance thereof on April 30, 2002. CIENA
is accreting the redemption premium over the remaining period to April 30, 2002, such that the
carrying value of the notes equals the redemption price at the date of the redemption obligation.
Accretion of the redemption premium was $6.2 million during the fiscal year 2001.

(9) Accrued Liabilities
Accrued liabilities are comprised of the following (in thousands):

Warranty and other contractual obligations

Accrued compensation and payroll related tax

Accrued interest payable

Accrued restructuring costs

Other

2000

$27,605

34,163

—

—

22,395

$84,163

October 31,

2001

$ 39,846

43,570

8,363

15,439

41,305

$148,523

(10) Earnings (Loss) per Share Calculation
The following is a reconciliation of the numerators and denominators of the basic net income (loss) per
common share (“basic EPS”) and diluted net income (loss) per common and dilutive potential common
share (“diluted EPS”). Basic EPS is computed using the weighted average number of common shares out-
standing. Diluted EPS is computed using the weighted average number of common shares outstanding,
stock options and warrants using the treasury stock method (in thousands except per share amounts).

Net income (loss)
Weighted average shares—basic
Effect of dilutive securities:
Employee stock options and warrants
Weighted average shares—diluted

Basic EPS

Diluted EPS

1999

October 31,
2000

2001

$ (3,924)
267,042

$ 81,387
281,621

$(1,794,062)
311,815

—
267,042

$

$

(0.01)

(0.01)

18,041
299,662

$

$

0.29

0.27

—
311,815

(5.75)

(5.75)

$

$

53 10–K CIENA Corporation

Approximately 23.8 million, 1.2 million and 16.4 million options and restricted stock were out-
standing during fiscal 1999, 2000 and 2001 respectively, but were not included in the computation
of the Diluted EPS as the effect would be anti-dilutive.

(11) Stockholders’ Equity
Authorized Shares
On March 12, 2001, the shareholders of the Company approved an increase to the number of author-
ized shares of common stock from 460 million to 980 million shares.

Stock Split
The Board of Directors authorized the splitting of the Company’s common stock on a two-for-one
basis for shareholders of record on August 28, 2000 and the resulting shares from the split were
distributed on September 18, 2000. All references to share and per-share data for all periods pre-
sented have been adjusted to give effect to this two-for-one stock split.

Stockholder Rights Plan
In December 1997, the Company’s Board of Directors adopted a Stockholder Rights Plan. This plan
is designed to deter any potential coercive or unfair takeover tactics in the event of an unsolicited
takeover attempt. It is not intended to prevent a takeover of the Company on terms that are favorable
and fair to all shareholders and will not interfere with a merger approved by the Board of Directors.
Each right entitles shareholders to buy a “unit” equal to one one-thousandth of a share of Preferred
Stock of the Company. The rights will be exercisable only if a person or a group acquires or announces
a tender or exchange offer to acquire 15% or more of the Company’s common stock or if the Company
enters into certain other business combination transactions not approved by the Board of Directors.

In the event the rights become exercisable, the rights plan allows for CIENA shareholders to

acquire stock of the surviving corporation, whether or not CIENA is the surviving corporation, having
a value twice that of the exercise price of the rights. The rights were distributed to shareholders of
record in January 1998. The rights will expire December 2007 and are redeemable for $0.001 per
right at the approval of the Company’s Board of Directors.

Public Offerings
On February 9, 2001, CIENA completed a public offering of 11,000,000 shares of common stock
at a price of $83.50 per share less underwriters’ discounts and commissions. Net proceeds from the
public offering was approximately $878.5 million, after deducting underwriting discounts, commis-
sions and offering expenses. Pending use of the net proceeds, the Company has invested them in
interest bearing, investment grade securities.

Other Offerings
During fiscal 1999 Omnia issued 368,990 shares of common stock in exchange for approximately
$66,000. In fiscal 1999, Lightera issued 1,937,022 shares of common stock in exchange for approxi-
mately $104,000.

Accumulated Comprehensive Income
The components of accumulated comprehensive income (loss) are as follows (in thousands):

Net income (loss)
Changes in net unrealized gains on investments
Change in accumulated translation adjustments

Total comprehensive income (loss)

October 31,

2000

$81,387
—
(863)

$80,524

2001

$(1,794,062)
5,804
(59)

$(1,788,317)

10–K CIENA Corporation 54

Income Taxes

(12)
Income (loss) before income taxes and the provision (benefit) for income taxes consists of the fol-
lowing (in thousands):

Income (loss) before income taxes

Provision (benefit) for income taxes:

Current:

Federal

State

Foreign

Total current

Deferred:

Federal

State
Foreign

Total deferred

Provision (benefit) for income taxes

1999

$(5,991)

5,175

235

75

5,485

(7,477)

(75)
—

(7,552)

$(2,067)

October 31,
2000

2001

$120,574

$(1,706,729)

44,914

4,640

250

49,804

(10,013)

(604)
—

(10,617)

$ 39,187

77,705

(500)

133

77,338

9,595

400
—

9,995

$

87,333

The tax provision (benefit) reconciles to the amount computed by multiplying income before

income taxes by the U.S. federal statutory rate of 35% as follows:

Provision at statutory rate

Non-deductible purchased 

research and development

State taxes, net of federal benefit

Research and development credit

Foreign sales corporation benefit

Non-deductible merger costs and other

1999

35.0%

—

(2.6)

48.9

28.7

(75.5)

(34.5)%

October 31,
2000

35.0%

—

2.2

(5.5)

(0.7)

1.5

32.5%

2001

35.0%

(0.9)

—

0.3

0.2

(39.7)

(5.1)%

The significant components of deferred tax assets and liabilities were as follows (in thousands):

Deferred tax assets:

Reserves and accrued liabilities

Other

Net operating loss and credit carry forward

Gross deferred tax assets

Valuation allowance

Net current deferred tax asset

Deferred tax liabilities:

Equipment leases
Services

Depreciation and other

Deferred long-term tax liabilities

October 31,

2000

2001

$ 33,846

1,178

109,410

144,434

(1,405)

$143,029

$ 8,885
24,319

5,941
$ 39,145

$ 67,378

15,250

105,581

188,209

(1,348)

$186,861

$ 9,385
25,819

28,868
$ 64,072

55 10–K CIENA Corporation

As of October 31, 2001, the Company had a $199.1 million net operating loss carry forward
and a $31.3 million income tax credit which begin to expire in fiscal 2021 and 2014, respectively.
Management believes that, after considering the anticipated future operating results of the Company,
the net deferred tax assets will be realized. However, there cannot be complete assurance that this
will occur.

The income tax provision does not reflect the tax savings resulting from deductions associated
with the Company’s stock option plans. Tax benefits from exercises of stock options of approximately
$11.0 million, $154.6 million and $71.6 million in fiscal 1999, fiscal 2000 and fiscal 2001, respectively,
were credited directly to additional paid-in-capital.

The IRS is currently examining the Company’s federal income tax returns for fiscal 1997 and
fiscal 1998. Management does not expect the outcome of these examinations to have a material
adverse affect on the Company’s consolidated financial position, results of operations or cash flows.

(13) Employee Benefit Plans
Stock Incentive Plans
In August of 1999, the Company approved the 1999 Non-Officer Incentive Stock Plan (the “1999 Plan”).
Under the 1999 Plan, as of October 31, 2001, 39,000,000 shares of the Company’s authorized but
unissued Common Stock were reserved for options issuable to employees who are not executive
officers of the Company. This number will increase on the last day of each fiscal year by 4.2% of the
number of issued and outstanding shares of common stock on that date. These options vest to the
employee over four years and are exercisable once vested. Options under the 1999 Plan are cate-
gorized as non-qualified, and the exercise price for each option shall be established by the Board of
Directors provided the price is not less than 85% of fair market value.

The Company has an Amended and Restated 1994 Stock Option Plan (the “1994 Plan”). Under
the 1994 Plan, as of October 31, 2001, 48,560,167 shares of the Company’s authorized but unissued
Common Stock were reserved for options issuable to employees. This number increases by 0.75%
of the number of issued and outstanding shares of the common stock on the last day of the fiscal
years 2002, 2003, and 2004. Certain of these options are immediately exercisable upon grant, and
both the options and the shares issuable upon exercise of the options generally vest to the employee
over a four year period. The Company has the right to repurchase any exercised and non-vested
shares at the original purchase price from the employee upon termination of employment. Under
the 1994 Plan, options may be incentive stock options or non-qualified options, and the exercise
price for each option shall be established by the Board of Directors provided, however, that the exer-
cise price per share shall not be not less than 100% of the fair market value.

In June 1996, the Company approved the 1996 Outside Directors Stock Option Plan (the “1996
Plan”). Under the 1996 Plan, 1,500,000 shares of the Company’s authorized but unissued Common
Stock are reserved for options issuable to outside members of the Company’s Board of Directors.
These options vest to the director over periods from one to three years, depending on the type of
option granted, and are exercisable once vested. Under the 1996 Plan, options may be incentive
stock options or non-qualified options, and the exercise price for each option shall be established by
the Board of Directors provided, however, that the exercise price per share shall not be not less than
the fair market value for incentive stock options and not less than 85% of fair market value for non-
qualified stock options.

As a result of the Company’s purchase of Cyras, the Company assumed the Cyras 1998 Stock
Option Plan (“the Cyras 1998 Plan”). The Cyras 1998 Plan provided for the granting of stock options
to employees and consultants of Cyras. Options granted under the Cyras 1998 Plan were either
incentive stock options or non-statutory stock options. Incentive stock options (“ISO”), could be
granted only to Cyras employees (including officers and directors who were also employees).

10–K CIENA Corporation 56

Non-statutory stock options (“NSO”) could be granted to Cyras employees and consultants. The
Company has reserved 2,015,783 shares of Common Stock for outstanding options under the plan.
Options exercised are immediately subject to a repurchase right held by the Company which lapse
over a maximum period of four years at such times and under such conditions as determined by the
Board of Directors.

As a result of the Company’s merger with Omnia, the Company assumed the Omnia 1997

Stock Option Plan (“the 1997 Plan”). The 1997 Plan provided for the granting of stock options to
employees and consultants of Omnia. Options granted under the 1997 Plan were either incentive
stock options or non-statutory stock options. Incentive stock options (“ISO”), could be granted
only to Omnia employees (including officers and directors who were also employees). Non-statutory
stock options (“NSO”) could be granted to Omnia employees and consultants. The Company has
reserved 1,519,778 shares of Common Stock for outstanding options under the plan. Options
exercised are immediately subject to a repurchase right held by the Company which lapse over 
a maximum period of four years at such times and under such conditions as determined by the
Board of Directors.

As a result of the Company’s merger with Lightera, the Company assumed the Lightera 1998
Stock Option Plan (“the 1998 Plan”). The 1998 Plan provided for the granting of stock options to
employees and consultants of Lightera. Options granted under the 1998 Plan were either incentive
stock options or non-statutory stock options. Incentive stock options (“ISO”), could be granted only
to Lightera employees (including officers and directors who were also employees). Non-statutory
stock options (“NSO”) could be granted to Lightera employees and consultants. The Company
has reserved 5,058,322 shares of Common Stock for outstanding options under the plan. Options
exercised are immediately subject to a repurchase right held by the Company which lapse over
a maximum period of five years at such times and under such conditions as determined by the
Board of Directors.

Following is a summary of the Company’s stock option activity (shares in thousands):

Balance at October 31, 1998

Granted

Exercised

Canceled

Balance at October 31, 1999

Granted

Exercised

Canceled

Balance at October 31, 2000

Granted

Exercised

Canceled

Balance at October 31, 2001

Shares

19,072

16,262

(3,456)

(1,756)

30,122

12,529

(9,383)

(2,547)

30,721

23,715

(3,987)

(3,517)

46,932

Weighted Average 
Exercise Price

$ 2.41

11.73

2.33

6.65

7.22

98.85

4.10

17.13

44.72

41.35

6.07

54.62

$45.56

At October 31, 2001, approximately 1.5 million shares of Common Stock subject to repurchase
by the Company had been issued upon the exercise of options and restricted stock purchase agree-
ments, and 12.5 million of the total outstanding options were vested and not subject to repurchase
by the Company upon exercise. As of October 31, 2001, approximately 66.4 million shares are avail-
able for issuance under these plans.

57 10–K CIENA Corporation

The following table summarizes information with respect to stock options outstanding at

October 31, 2001 (shares in thousands):

Options Outstanding

_____________________________________________________________________________________________________________________________________________________________
Weighted 
Average 
Remaining
Contractual
Life
(Years)

Number
Outstanding
at Oct. 31,
2001

Weighted
Average
Exercise
Price

6,468

6,223

10,410

9,555

3,515

4,953

5,808
________________________
________________
46,932

5.88

7.70

9.51

9.22

9.08

8.97

8.96

8.55

$ 2.03

12.42

16.51

44.23

66.19

93.58

130.35

$ 45.56

Options Not Subject to 
Repurchase upon Exercise
________________________________________________________________________________________________

Number
at Oct. 31,
2001

4,911

2,984

1,071

880

408

806

1,452
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
________________
12,512

Weighted 
Average 
Exercise
Price

$ 2.13

12.13

16.52

37.78

64.71

93.49

130.35

$ 31.06

Range of Exercise Price

$ 0.01–$ 6.19

$ 6.28–$ 15.78

$ 16.13–$ 19.88

$ 21.31–$ 57.66

$ 58.25–$ 69.19

$ 69.93–$127.88

$130.00–$149.50

$ 0.01–$149.50

Employee Stock Purchase Plan
In March 1998, the shareholders approved the Corporation’s 1998 Stock Purchase Plan (“the Purchase
Plan”) under which 5.0 million shares of common stock have been reserved for issuance. Eligible
employees may purchase a limited number of shares of the Company’s stock at 85% of the market
value at certain plan-defined dates. Approximately 424,000, 693,000 and 607,000 shares of common
stock have been issued for $7.8 million, $5.8 million and $3.3 million during fiscal 2001, 2000 and
1999, respectively. As of October 31, 2001 approximately 3.3 million shares are available for issuance
under this plan.

Pro Forma Stock-Based Compensation
Had compensation cost for the Company’s stock option plans and the Purchase Plan been deter-
mined based on the fair value at the grant date for awards in fiscal years 1999, 2000 and 2001
consistent with the provisions of SFAS No. 123, the Company’s net income and net income per
share for fiscal 2000 would have been decreased and the net loss and the net loss per share for
fiscal 1999 and 2001 would have been increased to the pro forma amounts indicated below (in thou-
sands, except per share):

Net income (loss) applicable to common 

stockholders—as reported

Net loss applicable to common 

stockholders—pro forma

Basic net income (loss) per share—as reported

Basic net loss per share—pro forma

Diluted net loss per share—as reported

Diluted net loss per share—pro forma

1999

October 31,
2000

2001

$ (3,924)

$ 81,387

$(1,794,062)

$(40,067)

$ (0.01)

$ (0.15)

$ (0.01)

$ (0.15)

$(26,244)

$

0.29

$ (0.09)

$

0.27

$ (0.09)

$(2,118,722)

$

$

$

$

(5.75)

(6.79)

(5.75)

(6.79)

The above pro forma disclosures are not necessarily representative of the effects on reported

net income or loss for future years.

10–K CIENA Corporation 58

The weighted average fair value of each option granted under the various stock option plans

for 1999, 2000 and 2001 is $9.45, $64.99 and $27.92 respectively. The fair value of each option
grant is estimated on the date of grant using the Black-Scholes Option Pricing Model with the 
following weighted average assumptions for fiscal years 1999, 2000, and 2001:

Expected volatility

Risk-free interest rate

Expected life (years)

Expected dividend yield

Employee Stock 
Option Plans
October 31,
2000

1999

2001

1999

Employee Stock
Purchase Plan 
October 31,
2000

88%

5.5%

2.8

0.0%

106%

6.1%

2.7

0.0%

131%

3.6%

2.6

0.0%

88%

5.5%

0.5

0.0%

106%

6.1%

0.5

0.0%

2001

131%

3.6%

0.5

0.0%

The Black-Scholes option pricing model was developed for use in estimating the fair value of
traded options that have no vesting restrictions and are fully transferable. In addition, option pricing
models require the input of highly subjective assumptions including the expected stock price volatility.
The Company uses projected volatility rates, which are based upon historical volatility rates trended
into future years. Because the Company’s employee stock options have characteristics significantly
different from those of traded options, and because changes in the subjective input assumptions can
materially affect the fair value estimate, in management’s opinion, the existing models do not neces-
sarily provide a reliable single measure of the fair value of the Company’s options.

Employee 401(k) Plan
The Company has a 401(k) defined contribution profit sharing plan. The plan covers all full-time employ-
ees who are not covered by a collective bargaining agreement where retirement benefits are subject
to good faith bargaining. Participants may contribute up to 15% of pre-tax compensation, subject to
certain limitations. The Company may make discretionary annual profit sharing contributions of up to
the lesser of $30,000 or 25% of each participant’s compensation. The Company has made no profit
sharing contributions to date. The plan also includes an employer matching contribution equal to 100%
of the first 3% of participating employee contributions, with a five year vesting plan applicable to the
Company’s contribution with the exception that participants vest immediately upon turning age fifty-
five. During fiscal 1999, 2000 and 2001 the Company made matching contributions of approximately
$1.7 million, $2.3 million and $3.7 million, respectively.

(14) Commitments and Contingencies
Operating Lease Commitments
The Company has certain minimum obligations under non-cancelable operating leases expiring on
various dates through 2006 for equipment and facilities. Future annual minimum rental commitments
under non-cancelable operating leases at October 31, 2001 are as follows (in thousands):

Fiscal Year Ending October 31,

2002

2003

2004

2005
2006
Thereafter

$ 23,562

20,439

19,852

18,873
16,285
50,346
$149,357

Rental expense for fiscal 1999, 2000 and 2001 was approximately $9.5 million, $13.7 million

and $19.5 million, respectively.

59 10–K CIENA Corporation

Litigation
On July 19, 2000, CIENA and CIENA Properties, Inc., a wholly owned subsidiary of CIENA, filed a
complaint in the United States District Court for the District of Delaware requesting damages and
injunctive relief against Corvis Corporation. The complaint charges Corvis Corporation with infringing
several patents relating to CIENA’s optical networking communication systems and technology. On
September 8, 2000, Corvis filed an Answer and Counterclaim alleging invalidity, non-infringement
and unenforceability of the asserted patents, and tortious interference with prospective economic
advantage. CIENA believes that Corvis’ counterclaims are without merit, and intends to defend itself
vigorously. The suit is still in discovery proceedings. The trial of the matter is scheduled to begin on
April 1, 2002. On the basis of the proceedings so far, the Company continues to believe they have
a strong case on both the claim and counterclaim. Litigation is inherently uncertain, however, and
there remains a possibility that CIENA could lose either or both.

On October 3, 2000, Stanford University and Litton Systems filed a complaint in U.S. District
Court for the Central District of California alleging that optical fiber amplifiers incorporated into
CIENA’s products infringe U.S. Patent No. 4,859,016. CIENA is unable to estimate what impact, 
if any, an adverse outcome would have on the Company. To date, CIENA has not been served with 
a complaint in the proceeding. If served, the Company intends to defend the action vigorously.

(15) Foreign Sales
The Company has sales and marketing operations outside the United States in Belgium, Brazil,
Canada, China, France, Germany, Japan, Korea, Mexico, Spain, Sweden, and the United Kingdom.
Included in revenues are export sales of approximately $213.6 million, and $283.1 million and
$382.5 million in fiscal years 1999, 2000 and 2001, respectively.

(16) Subsequent Events
Restructuring Costs
On November 12, 2001, the Company announced an immediate workforce reduction of approxi-
mately 380 employees. The workforce reduction was concentrated in the Company’s manufacturing
operations staff. Affected employees will be paid through January 10, 2002 and will be eligible for
additional severance packages. They will also receive outplacement assistance and training. CIENA
will record a restructuring charge of between $5.0 million to $6.0 million, associated with this work-
force reduction action, in the first fiscal quarter of 2002

item 9 changes in and disagreements 

with accountants on accounting 
and financial disclosure

None.

10–K CIENA Corporation 60

partthree

item 10 directors and executive officers 

of the registrant

Information relating to the directors and executive officers of the Company is set forth in Part I of
this report under the caption Item 1. Business “Directors, and Executive Officers” and is incorpo-
rated by reference herein.

Section 16(a) Beneficial Ownership Reporting Compliance
Robert Finch filed one late Form 3 reporting his initial beneficial ownership.

item 11 executive compensation

The information is incorporated herein by reference to the Company’s definitive 2002 Proxy Statement.

item 12 security ownership of certain 

beneficial owners and management

The information is incorporated herein by reference to the Company’s definitive 2002 Proxy Statement.

item 13 certain relationships 

and related transactions

The information is incorporated herein by reference to the Company’s definitive 2002 Proxy Statement.

61 10–K CIENA Corporation

item 14 exhibits, financial statement 

schedules and reports on form 8-k

(a) 1. The information required by this item is included in Item 8 of Part II of this Form 10-K.

2. Financial Statement Schedule
Valuation and Qualifying Accounts

(In thousands)

Year ended October 31, 1999

Balance at
Beginning
of Period

Provisions

Deductions

Balance at
End of
Period

Allowance for doubtful accounts

$ 1,528

$

250

$

75

$ 1,703

Allowance for excess 

and obsolete inventory

Year ended October 31, 2000

$11,154

$ 6,534

$ 5,243

$12,445

Allowance for doubtful accounts

$ 1,703

$28,010

$

132

$29,581

Allowance for excess 

and obsolete inventory

Year ended October 31, 2001

$12,445

$15,021

$ 9,228

$18,238

Allowance for doubtful accounts

$29,581

$ (6,579)

$21,511

$ 1,491

Allowance for excess 

and obsolete inventory

Consolidation of excess facilities

$18,238

$

—

$68,411

$15,439

$32,845

$

—

$53,804

$15,439

Report of Independent Accountants on Financial Statement Schedules
To the Board of Directors 
and Stockholders of CIENA Corporation:

Our audits of the consolidated financial statements referred to in our report dated December 11,
2001 appearing in the October 31, 2001 Annual Report to Shareholders of CIENA Corporation
on Form 10-K also included an audit of the financial statement schedule listed in Item 14(a)(2)
of this Form 10-K. In our opinion, this financial statement schedule presents fairly, in all material
respects, the information set forth therein when read in conjunction with the related consolidated
financial statements.

McLean, VA
December 11, 2001

3. Exhibits: See Index to Exhibits on page 64. The Exhibits listed in the accompanying Index to
Exhibits are filed or incorporated by reference as part of this report.

(b) Reports on Form 8-K: Form 8-K (items 5 and 7 reported) filed on November 12, 2001.

partfour

10–K CIENA Corporation 62

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the
Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly
authorized, in the City of Linthicum, County of Anne Arundel, State of Maryland, on the 13th day of
December 2001.

signatures

CIENA CORPORATION
By: /s/ Gary B. Smith
Gary B. Smith
President, Chief Executive Officer 

and Director

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been

signed by the following persons in the capacities and on the date indicated.

Signatures

Title

/s/ Patrick H. Nettles, Ph.D.
Patrick H. Nettles, Ph.D.

/s/ Gary B. Smith
Gary B. Smith
(Principal Executive Officer)

/s/ Joseph R. Chinnici
Joseph R. Chinnici
(Principal Financial Officer)

/s/ Andrew C. Petrik
Andrew C. Petrik
(Principal Accounting Officer)

/s/ Stephen P. Bradley
Stephen P. Bradley

/s/ Harvey B. Cash
Harvey B. Cash

/s/ John R. Dillon
John R. Dillon

/s/ Lawton W. Fitt
Lawton W. Fitt

/s/ Judith M. O’Brien
Judith M. O’Brien

/s/ Gerald H. Taylor
Gerald H. Taylor

Executive Chairman of the
Board of Directors

President, Chief Executive Officer
and Director 

Date

December 13, 2001 

December 13, 2001 

Sr. Vice President, Finance and
Chief Financial Officer 

December 13, 2001 

Vice President, Controller
and Treasurer 

December 13, 2001 

Director

Director

Director

Director

Director

Director

December 13, 2001 

December 13, 2001 

December 13, 2001 

December 13, 2001 

December 13, 2001

December 13, 2001 

63 10–K CIENA Corporation

index 
to exhibits Exhibit 

Number

Description

3.1(1)

3.2(1)

3.3(1)

3.5(8)

3.6(8)

Certificate of Amendment to Third Restated Certificate of Incorporation

Third Restated Certificate of Incorporation

Amended and Restated Bylaws

Certificate of Amendment to Third Restated Certificate of Incorporation dated March 23, 1998

Certificate of Amendment to Third Restated Certificate of Incorporation dated March 16, 2000

3.7(11)

Certificate of Amendment to Third Restated Certificate of Incorporation dated March 13, 2001

4.1(1)

4.2(2)

4.3(3)

4.4(9)

4.5(3)

4.6(10)

4.7(11)

4.8(11)

4.9(11)

4.10(11)

10.1(1)

10.2(12)

10.3(1)

10.4(1)

10.5(1)

10.13(1)

10.18(4)

10.19(5)

10.20(6)

10.21(7)

10.22(7)

Specimen Stock Certificate

Rights Agreement dated December 29, 1997

Amendment to Rights Agreement

Amendment No. 2 to Rights Agreement dated September 13, 1998

Amendment No. 3 to Rights Agreement dated October 19, 1998

Indenture dated February 9, 2001 between CIENA Corporation and First Union National Bank
for 3.75% convertible notes due February 1, 2008

Indenture dated August 18, 2000 between Cyras Systems, Inc. and State Street Bank and
Trust Company for 4.50% convertible notes due August 15, 2005

First Supplemental Indenture dated November 27, 2000 to the Indenture dated August 18,
2000 between Cyras Systems, Inc. and State Street Bank and Trust Company for 4.50%
convertible subordinated notes due August 15, 2005

Second Supplemental Indenture dated November 28, 2000 to the Indenture dated August 18,
2000 between Cyras Systems, Inc. and State Street Bank and Trust Company for 4.50%
convertible subordinated notes due August 15, 2005
Third Supplemental Indenture dated March 29, 2001 between Cyras Systems, Inc., CIENA
Corporation and State Street Bank and Trust Company to the Indenture dated August 18, 2000
between Cyras Systems, Inc. and State Street Bank and Trust Company for 4.50% convertible
subordinated notes due August 15, 2005

Form of Indemnification Agreement for Directors and Officers

Amended and Restated 1994 Stock Option Plan

Form of Employee Stock Option Agreements

1996 Outside Directors Stock Option Plan

Forms of 1996 Outside Directors Stock Option Agreement

Employment Agreement dated April 9, 1994 between the Company and Patrick Nettles

Form of Transfer of Control/Severance Agreement

Lightera 1998 Stock Option Plan and Form of Stock Option Agreement

Omnia Communications, Inc. 1997 stock plan and form of agreements

Employment Agreement dated August 18, 1999 between the Company and Gary B. Smith

1999 Non-Officer Stock Option Plan and Form of Stock Option Agreement

10.24(11)

Cyras Systems, Inc. 1998 Stock Plan as amended and form of Stock Option Agreement

10.25

21

23.1

Amendment Number 1 to the 1999 Non-Officer Stock Option Plan

Subsidiaries of registrant

Consent of Independent Accountants (filed herewith)

(1) Incorporated by reference from the Company’s Registration Statement on Form S-1 (333-17729).
(2) Incorporated by reference from the Company’s Form 8-K dated December 29, 1997.
(3) Incorporated by reference from the Company’s Form 8-K dated October 14, 1998.
(4) Incorporated by reference from the Company’s Form 10-K dated December 10, 1998.
(5) Incorporated by reference from the Company’s Form 10-Q dated May 21, 1999.
(6) Incorporated by reference from the Company’s Form 10-Q dated August 19, 1999.
(7) Incorporated by reference from the Company’s Form 10-K dated December 10, 1999.
(8) Incorporated by reference from the Company’s Form 10-Q dated May 18, 2000.
(9) Incorporated by reference from the Company’s Form 8-K dated September 14, 1998.
(10) Incorporated by reference from the Company’s Form 10-Q dated February 15, 2001.
(11) Incorporated by reference from the Company’s Form 10-Q dated May 17, 2001.
(12) Incorporated by reference from the Company’s Form S-8 dated October 30, 2001.

10–K CIENA Corporation 64