Sonus Networks Executive Addresses IBM Conference on Best Practices for CRM & ERP Inegration

WESTFORD, Mass., April 12, 2011 – Sonus Networks, Inc. (NASDAQ:SONS, news, filings), a market leader in next-generation  IP-based network solutions , today announced that Bill Parks, the company’s Director of IT, will share best practices for CRM and ERP integration at this week’s  IBM Impact2011 software conference.

Participating in the session “Migrate, Integrate and Consolidate: Successful Cloud CRM to ERP Strategies,” Parks will share his experience in effectively migrating data from back-office CRM solutions to cloud-based, front-office systems. He will highlight how such a strategy paid off in greater flexibility, extended functionality and a more comprehensive understanding of Sonus’ customers via integration with other business applications such as ERP systems.

The IBM Impact2011 software conference is being held from April 12 to 15 in Las Vegas, Nevada. It offers IT professionals the opportunity to learn the latest technology trends and receive a year’s worth of technical education in one week. Participants at this year’s IBM Impact2011 can attended Parks’ session on Tuesday, April 12, 2011 at 4:45 p.m. PDT in Lido 3001A at the Venetian Conference Center in Las Vegas.

About Sonus Networks

Sonus Networks, Inc. is a leader in IP networking with proven expertise in delivering secure, reliable and scalable next-generation infrastructure and subscriber solutions. With customers in over 50 countries across the globe and over a decade of experience in transforming networks to IP, Sonus has enabled service providers and enterprises to capture and retain users and generate significant ROI. Sonus products include media and signaling gateways, policy/routing servers, session border controllers and subscriber feature servers. Sonus products are supported by a global services team with experience in design, deployment and maintenance of some of the world’s largest and most complex IP networks. For more information, visit www.sonusnet.com .

This release may contain forward-looking statements regarding future events that involve risks and uncertainties. Readers are cautioned that these forward-looking statements are only predictions and may differ materially from actual future events or results. Readers are referred to Item 1A “Risk Factors” of Sonus’ Annual Report on Form 10-K for the year ended December 31, 2009 and all subsequent Quarterly Reports on Form 10-Q, which identify important risk factors that could cause actual results to differ from those contained in the forward-looking statements. Any forward-looking statements represent Sonus’ views only as of today and should not be relied upon as representing Sonus’ views as of any subsequent date. While Sonus may elect to update forward-looking statements at some point, Sonus specifically disclaims any obligation to do so, except as required by law.

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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