Sonus Networks, a leading supplier of service provider Voice over IP (VoIP) infrastructure solutions, announced that it will be showcasing its industry leading IP Multimedia Subsystem (IMS)-based solutions at this year's VON Japan (Booth V-001), which is being held in Tokyo, July 19-21, 2006 at Tokyo Big Sight International Exhibition Center. In addition to Sonus' presence in the exhibit hall, executives from the company will be presenting at Expo Comm Wireless Japan. Co-located with VON Japan 2006, Expo Comm Wireless is Japan's largest wireless conference.

With many of Japan's leading service providers relying on solutions from Sonus Networks, including KDDI, Fusion Communications, Jupiter Communications, NTT, Softbank Broadband and WILLCOM, Inc., Sonus is leading the Japanese market's transition to IP-based voice solutions. According to recent reports by industry research firm Synergy Research Group, at the end of Q1, Sonus led the market with 45% of the total Japanese service provider VoIP infrastructure market, more than 6x its nearest competitor. In the high density gateway market specifically, Sonus leads the industry with nearly 87% of the total market.

Sonus will be demonstrating how its solutions are transforming the communications paradigm through enhanced, next generation voice services that can be delivered today over a Sonus IMS-ready architecture. These applications, built with Sonus' IMS application development tools, including the Sonus IMX(TM) Multimedia Application Platform, help service providers to attract and retain new customers, and differentiate themselves through innovative service bundles.

Leveraging the Company's expertise in the development and evolution of the industry's leading IMS-ready solutions, Sonus' chief marketing officer, Steve Edwards, will be delivering a keynote entitled, "IMS: The Path Forward" as part of the Expo Comm Wireless program.

Friday, July 21, 2006, 10:00 - 10:45 am
Session: Keynote Presentation: IMS: The Path Forward
Speaker: Steve Edwards, Chief Marketing Officer


In addition to the keynote presentation, Sonus will be participating in the following technical session:

Wednesday, July 19, 2006, 11:00 - 11:45 am
Session: Content Delivery in the all IP Wireless Network
Speaker: Shigetoshi Amano


Pulver.com's VON Japan 2006 conference and Expo Comm Wireless begin on Wednesday, July 19, 2006. All events will be held at the Tokyo Big Sight International Exhibition Center.

For more information on VON Japan 2006, please visit http://www.von.com/japan06/. For more information on Expo Comm Wireless, please visit http://www.expocomm.com/wirelessjapan/index.html.