SAN JOSE, Calif., May 29, 2002 - Xilinx Inc., (NASDAQ:XLNX) announced today that Luminous Networks, a leading optical networking company, has selected Xilinx® Virtex-II Pro™ FPGAs for use in its PacketWave™ family of metro area access switches. Luminous Networks applies the reprogrammable nature of Xilinx FPGAs to upgrade its metro area networking hardware even after installation in the field. 

"This FPGA-based approach assures Luminous fast time-to-market, so we can capitalize on the expanding metro area network market today," said Charles Barry, chief technology officer at Luminous Networks. "Using Xilinx FPGAs provides the combination of performance and flexibility demanded by metro area network service providers." 

Luminous Networks is among a growing number of companies utilizing Xilinx FPGAs to gain a competitive advantage in Metro Area Networking. The PacketWave optical networking solutions deliver a new level of reliability and performance for both toll-quality voice and Ethernet data services for Metropolitan Area Network (MAN) service providers. 

"Luminous Networks is well positioned with its latest line of Metropolitan Area Network products, providing carrier-class Resilient Packet Ring-based solutions for MAN service providers," said Robert Bielby, senior director of Strategic Solutions Marketing at Xilinx, Inc. "Xilinx FPGAs enhance Luminous metro switches with a combination of high-speed, programmable flexibility, high-density, flexible I/Os, and a wide range of IP cores."

About PacketWave Solutions
Luminous Networks PacketWave is the industry's first carrier-class optical Ethernet platform for Metropolitan Area Networks. This packet-switched platform provides full support for legacy voice and circuit TDM services, while delivering a range of new Ethernet data and video services. PacketWave is based on Resilient Packet Transport™ technology, a superset of the emerging Resilient Packet Ring (RPR) protocol being standardized in the IEEE 802.17 working group. Luminous' PacketWave platform can be Stratum timed from a master BITS or GPS clock to provide truly synchronous TDM services, end-to-end. 

About Xilinx Virtex-II Pro FPGAs
The Virtex-II Pro family of Platform FPGAs delivers up to four IBM PowerPC™ 405 processors immersed into the industry-leading Virtex-II FPGA fabric containing from 3,168 up to 50,832 Logic Cells. In addition, the Virtex-II Pro family offers up to sixteen 3.125 Gb/s transceivers along with the SelectI/O-Ultra ™, the industry's widest array of parallel I/O, delivering the ideal connectivity platform supporting all of the emerging high-speed connectivity standards. Design engineers get the most complete software environment using the Xilinx Integrated Software Environment (ISE) and Wind River System's cutting-edge embedded design tools. With over 200 pre-engineered solutions for embedded, DSP, and connectivity applications, Virtex-II Pro FPGAs deliver the most complete development platform available today.

About the Xilinx Metro-Optical Networking Forum
On July 25, 2002 in Santa Clara, Calif., Xilinx, along with other industry leaders, is hosting a free one-day event that will address the challenges of designing and developing products for metro area and edge access networks. Attendees of the Metro Optical Networking event will hear from industry experts on where this dynamic market is headed, technologies driving success in the MAN space, and see forward thinking solutions developed by cutting-edge companies. Charles Barry CTO at Luminous Networks will be presenting on 10Gb Ethernet vs. SONET from an RPR perspective. Locations and agenda information can be found at www.xilinx.com/metro.

About Luminous Networks
Luminous Networks is an optical networking company, shipping the industry's first carrier-class optical Ethernet solution for metropolitan area networks. The company's innovative PacketWave optical access switches enable telecommunications carriers to deliver Ethernet data services, toll-quality voice, and interactive video services on a single platform. Luminous is shipping product for revenue to major telecommunications service providers in the US and international markets. Luminous Networks was recognized as one of the top ten private networking companies by Technologic Partners, as a SuperQuest award finalist at Supercomm 2001, and received Communications Solutions' 2001 Product of the Year award, TMC Labs' 2001 Innovation award, and Telecommunications magazine's Product of the Month award. Luminous can be found on the web at www.luminous.com.

About Xilinx
Xilinx is the worldwide leader of programmable logic solutions. Additional information about Xilinx can be found at http://www.xilinx.com. 

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Note: Luminous Networks, the Luminous mark, PacketWave, Luminous Management System and Resilient Packet Transport are trademarks of Luminous Networks, Inc. All other trademarks used herein are the property of their respective owners.
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Editorial contact:
Tamara Snowden	John Hamburger
Xilinx, Inc.	Luminous Networks
(408) 879-6146	(408) 342-6387
tamara.snowden@xilinx.com	johnh@luminous.com