Aperto Networks Appoints Senior Vice President of Worldwide Sales

Milpitas, Calif., April 7, 2005 - Aperto Networks, a leading WiMAX-class multiservice wireless access systems provider, today announced the appointment of Bill Waters as its senior vice president of worldwide sales. Mr. Waters brings to Aperto over 23 years of experience in building and leading sales teams and extensive experience in forging successful sales strategies, selling carrier solutions and building customer momentum.

"Bill joins us at a tipping point of rapid market and revenue expansion. He is a seasoned sales executive and has held such roles at his prior five private and public companies," said Dr. Reza Ahy, CEO of Aperto Networks. "Aperto has been ahead of its revenue plan for the past several quarters, and as a natural step in our growth in market and WiMAX leadership, we are now engaged with significant numbers of major service providers and partners globally. Bill has joined us to lead Aperto's focus on taking sales, customer satisfaction, and channel partners success to the next level of growth and excellence."

Mr. Waters recently served as vice president of global sales of BayPackets, forging winning sales strategies in carrier solutions and building relationships in the IP services market. Prior to joining BayPackets, he served as general manager and senior vice president of sales for Terayon's telecom carrier solutions group.

"I'm very impressed with Aperto's momentum in the broadband wireless industry, its solid customer base and compelling track record of WiMAX industry leadership," said Bill Waters. "Its aggressive global deployment programs support significant revenue growth and momentum. Service providers value the innovation, flexibility and IP-rich functionality of the PacketWave® system, which continues to drive sales in excess of revenue goals. I look forward to furthering Aperto's commitment to its carrier customers while ensuring full leveragability, investment protection and compatibility with our WiMAX-certified platform."

Mr. Waters also served as senior vice president of sales and business development at Mainsail Networks, vice president of worldwide sales and support at Vina Technologies, vice president of global sales at Telco Systems, and held various executive sales management positions at Racal Datacom and DCA/Cohesive. He is a graduate of the Stanford/ AEA Executive MBA Program, and the U.S. Air Force Technical School / College of the Air Force.

About Aperto Networks
Aperto Networks is a leader in WiMAX-class multiservice broadband wireless access systems for global markets. The company was founded to provide breakthrough solutions to the bottleneck in last-mile broadband access, and is a founding board member of the WiMAX Forum as well as a founder and lead contributor to IEEE 802.16a/d and the ETSI-BRAN standards. Its PacketWave® system is a family of base stations, subscriber units, radios and antennas in 2.5, 3.5 and 5 GHz frequencies for point-to-multipoint and point-to-point deployment. PacketWave's scalability and patented technologies support new wireless builds and complement wireline broadband access networks. Aperto is already deployed in 60 countries, meeting service provider needs for installation ease, IP-rich network functionality, cost effectiveness, rapid provisioning and interference resilience. For more information on Aperto Networks, go to