Press Releases

Expanding Base of Fiber Optic Cross-Connect System Customers Announced by Calient Networks

SAN JOSE, Calif. November 27, 2006 – Calient Networks, a leading supplier of carrier-class fiber optic cross-connect systems (FOCS), today announced that its DiamondWave solution has been deployed by Boeing, the world's leading aerospace company, the largest manufacturer of commercial jetliners and military aircraft, and a leader in advanced information and communication systems. Two DiamondWave systems have been installed at Boeing.

The DiamondWave family of products represents a cost and reliability breakthrough in optical switch design and manufacturing. It facilitates dynamic real time management and troubleshooting of fiber networks with unparalleled ease of use.

"We are pleased to add an industry leader like Boeing to our rapidly expanding list of satisfied customers," stated Tom Walsh, sales vice president at Calient Networks. "Our FOCS solution cost-effectively modernizes fiber management and dramatically reduces cycle time for bringing new communications innovations and services to market. We are taking orders for immediate delivery to a broad cross section of services providers, government agencies and manufacturing companies."

About Calient Networks, Inc.
Calient Networks is a leader in fiber optic cross-connect systems (FOCS). The company addresses critical access network and central office fiber deployment challenges faced by service providers, government agencies and optical network equipment providers. Calient's cost-shattering DiamondWave® systems make dynamic fiber management inexpensive and reliable, lower operations expenses and enable new revenue-generating optical services at the speed of the market.

Shipping DiamondWave® products to production networks since 2002, Calient has one of the largest installed fiber switch bases worldwide. The company provides its cost and performance benefits to the highly demanding access, backhaul, and central office fiber management markets. Calient is headquartered in San Jose, California, with additional engineering and manufacturing operations in Santa Barbara, California. For additional information about Calient, visit www.calient.net.

Calient, Calient Networks, the Calient Networks logo, DiamondWave, the DiamondWave logo and "Where Innovation Comes to Light" are registered trademarks of Calient Networks, Inc. in the U.S. and other countries. All other marks used in this press release are the property of their respective owners.

###

Copyright ® 2006 Calient Networks, Inc. All rights reserved.

Media Contacts:
Jill Budzynski, Tina Tan
Market Ready Public Relations
763-548-8208
jmb@marketready.com
ttan@marketready.com