In the United States:

Nortel Networks

35 Davis Drive

Research Triangle Park, NC 27709

USA

In Canada:

Nortel Networks

8200 Dixie Road,

Suite 100

Brampton, Ontario L6T 5P6

Canada

In Caribbean and Latin America:

Nortel Networks

1500 Concorde Terrace

Sunrise, FL 33323

USA

In Europe:

Nortel Networks

Maidenhead Office Park

Westacott Way

Maidenhead Berkshire SL6 3QH

UK

In Asia:

Nortel Networks Asia 6/F Cityplaza 4, Taikooshing,

12 Taikoo Wan Road, Hong Kong

Nortel Networks is an industry leader and innovator focused on transforming how the world communicates and exchanges information. The company is supplying its service provider and enterprise customers with communications technology and infrastructure to enable value-added IP data, voice and multimedia services spanning Wireline, Wireless Networks, Enterprise Networks, and Optical Networks. As a global company, Nortel Networks does business in more than 150 countries. More information about Nortel Networks can be found on the Web at:

www.nortelnetworks.com/baystack460

GSA Schedule GS-35F-0140L

1-888-GSA-NTEL

For more information, contact your Nortel Networks representative, or call 1-800-4 NORTEL or 1-800-466-7835 from anywhere in North America.

*Nortel Networks, the Nortel Networks logo, the globemark design, and BayStack, Passport, Succession, Optivity, and BaySecure are trademarks of Nortel Networks. All other trademarks are the property of their owners

Copyright © 2003 Nortel Networks. All rights reserved. Information in this document is subject to change without notice. Nortel Networks assumes no responsibility for any errors that may appear in this document.

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