WESTFORD, Mass., Nov. 17 /PRNewswire-FirstCall/ -- Sonus Networks, Inc. (SONS), a market leader in IP communication infrastructure, announced today that after five years, Vikram Saksena, chief technology officer, will be leaving the company at the beginning of December, 2008.

"Vikram has been a thought leader in the industry and I am pleased to have had the opportunity to work with him at Sonus," commented Richard Nottenburg, president and CEO of Sonus Networks. "Vikram's vision has helped Sonus become a market leader today and it is a position that the Sonus team will only strengthen moving forward."

"Sonus continues to have a great opportunity in leading the industry in the deployment of next generation IP networks," added Vikram Saksena, CTO of Sonus Networks. "I have enjoyed working with a great team over the last five years and wish everyone at Sonus a successful future."

Saksena's current responsibilities will be distributed between the Sonus Executive team members.

About Sonus Networks

Sonus Networks, Inc. is a market leader in IP communications infrastructure for wireline and wireless service providers. With its comprehensive IP Multimedia Subsystem (IMS) solution, Sonus addresses the full range of carrier applications, including residential and business voice services, wireless voice and multimedia, trunking and tandem switching, carrier interconnection and enhanced services. Sonus' voice infrastructure solutions are deployed in service provider networks worldwide. Founded in 1997, Sonus is headquartered in Westford, Massachusetts. Additional information on Sonus is available at http://www.sonusnet.com.

Sonus is a registered trademark of Sonus Networks, Inc. All other company and product names may be trademarks of the respective companies with which they are associated.

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