Luminous Networks Signs Reseller and Distribution Agreement with Power & Telephone Supply...

Business Editors/High-Tech Writers

CUPERTINO, Calif.--(BUSINESS WIRE)--July 14, 2003

Luminous Networks Launches Partner Program to

Target Independent Operator Market

Luminous Networks(TM), a leading provider of multi-service transport platforms that support

voice, data, video, and wavelength services, announced today that it has signed a reseller and distribution agreement with Power & Telephone Supply Company. Power & Telephone Supply Company, headquartered in Memphis, TN, is an independent distributor of material for the telecommunications and cable TV industries. Power & Telephone offers a full line of products from the Cable TV and Telecom industries' top manufacturers and operates 16 offices worldwide. Power & Telephone is a member of a new Luminous partner program for value added resellers, distributors and telecommunications consultants that target the independent operator market. This market includes independent telephone companies, CATV companies, utilities and government agencies.

"Luminous has demonstrated leadership in the marketplace with its carrier-class multi-service transport platforms," said Bill Meadley, vice president, Network Group at Power & Telephone Supply Company. "We see numerous opportunities for the Luminous platform in the independent operators market and believe we can leverage our existing relationships in this space to help fulfill customer demand and help Luminous expand its presence in the market."

"Independent operators have expressed tremendous interest in offering a variety of services including voice, video and data in their suburban and rural markets," said Brian Noel, vice president of Marketing and Business Development at Luminous Networks. "Through our new partner program, we aim to tackle this market opportunity with a focused and regional approach."

"Power & Telephone is a well-known and respected distributor of leading telecommunications products for the independent operator market," said Tariq Qureshi (TQ), director of Market and Business Development at Luminous Networks. "We look forward to working with Power & Telephone and similar distributors in this space to deliver flexible and resilient optical platforms that support a wide range of services."

Luminous Networks PacketWave(TM) multi-service transport platforms deliver a new level of reliability and performance to Metropolitan Area Network (MAN) service providers. These packet-switched platforms provide full support for legacy voice and circuit TDM services, while delivering a range of new differentiated data and video services. The PacketWave carrier-class platform is based on Resilient Packet Ring (RPR) technology being standardized in the IEEE 802.17 working group.

Companies interested in becoming a Luminous partner can email partner@luminous.com or contact Tariq Qureshi, director of Market and Business Development at tq@luminous.com.

About Power & Telephone Supply Company

Established in 1963, Power & Tel is a full-line worldwide distributor of material for the telecommunications and cable television industries. The company's extensive distribution network is headquartered in Memphis, Tenn. with other locations strategically positioned throughout the United States and the world. Each location is served by a state of the art inventory management system and 24/7-customer service. For more information on how Power & Tel can serve you, please contact them at (800) 238-7514 or go to their web site at www.ptsupply.com.

About Luminous Networks

Luminous Networks is redefining the economics of metropolitan area networks with the industry's first carrier-class, packet-based multi-service transport platform that supports voice, data, video, and wavelength services. The company's innovative PacketWave optical access switches, based on Resilient Packet Ring (RPR) technology, enable delivery of Ethernet data services, toll-quality voice, and interactive video services on a single, efficient platform. Luminous is shipping products for revenue to major telecommunications carriers, cable service providers, and enterprise customers in the US and international markets. Luminous can be found on the web at www.luminous.com.

Luminous Networks, the Luminous mark, Luminous Management System, and PacketWave are trademarks of Luminous Networks, Inc. All other trademarks used herein are the property of their respective owners.