© Ciena Confidential and Proprietary

Fast. Precise. Virtualized.

Steve Alexander – CTO

Rick Dodd – SVP, Global Marketing

Tom Mock – SVP, Corporate Marketing and Communications

May 16, 2012

Control Plane

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Notes to Investors

We will not be discussing company-specific financial information, expectations, or

economic conditions.

Information presented and related comments of presenters may contain forward-looking

statements. Forward-looking statements include statements regarding Ciena‟s

expectations, beliefs, intentions or strategies regarding the future and can be identified by

forward-looking words such as “anticipate,” “believe,” “could,” “estimate,” “expect,”

“intend,” “may,” “should,” “will,” and “would” or similar words.

These forward looking statements, based on information, expectations, prospects,

forecasts and assumptions available to Ciena as of the date of this event, involve

inherent risk. Ciena‟s actual results could differ materially from those stated, forecasted

or implied, due to a number of risks and uncertainties associated with Ciena‟s business,

operations and markets, including those risk factors disclosed in Ciena‟s Form 10-Q filed

with the SEC on March 8, 2012.

Ciena assumes no obligation to update the information presented today, whether as a

result of new information, future events or otherwise.

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Agenda

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Let’s start with an analogy: Life without Control Plane

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The analogy with Ciena’s Control Plane

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Control Plane Context

Planning

NMS

Auto-Restore

Traffic

Planning

NMS

Initiated

Planning

NMS

Planning

NMS

Initiated

Planned Maintenance

Migrated

Traffic

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Why Control Plane Now?

Control Plane and Automation:

2nd most important feature when evaluating new vendors* *Global Service Providers Identify Optical Equipment Leaders, Infonetics Research, Inc. 2011

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Control Plane Adoption

*Ciena estimate

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5410

Using the Control Plane to Connect the Portfolio

6500 series 5400 series End-to-End Control

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5410

Facilitating new functionality and services

FastMesh O-VPN

OTN Control Plane

Intelligent Tail

Multi-Vendor Interop

SONET/SDH Control Plane

Photonic Control Plane

Future App 1

Latency Optimization

6500 series 5400 series End-to-End Control

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Before: Individually controlled network assets…

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Now: Control Plane Benefits Made Pervasive

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Ciena’s Differentiation as the Control Plane Leader

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Fastest at Scale:

Higher Availability & Customer Satisfaction

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Precision Control:

Differentiated SLAs & Rich Policy Options

Protection & restoration options

Service priorities

Reversion options and timers

Route diversity

Switches, links/link groups, circuits

Latency discovery and latency-aware routing

40G 100G

1T 10G

50Mb

None

1+1 Mesh

MR-SNCP

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End-to-end service awareness and policy

enforcement…

…without repetitive manual configurations

Core

Metro A

Metro B

Single I-NNI

(1,000+

NEs) Intelligent

Tails

(10,000

NEs)

Access &

Aggregation Subsea

New Virtualization Model:

Efficiency and Scale for Operations

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New Virtualization Model:

Efficiency and Scale for Operations

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…and don’t forget the standards

Control plane apps built on

top of standard protocols…

ASON

GMPLS

ITU-T G.7713.1

…showcased in multi-

vendor interop forums

Since 2005

Most recently at OFC 2012

North America Europe Asia

Alcatel-Lucent EXFO

Metaswitch Tellabs

ADVA Alcatel-Lucent

EXFO Huawei Marben

Huawei Tellabs

EXFO Marben

March „12: OIF E-NNI 2.0 Interop

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Summary

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Thank you!