Sonus Networks Announces Date of Second Quarter 2012 Financial Results and Conference Call

WESTFORD, Mass. – (BUSINESS WIRE)Sonus Networks (Nasdaq: SONS), a global leader in SIP communications, today announced that it will release financial results for the second quarter of 2012 after the close of the market on Tuesday, August 7, 2012. Following the release, Sonus will host a conference call with the financial community at 4:45 p.m. Eastern Time to discuss the results.

The company will offer a live, listen-only Webcast of the conference call via the Sonus Investor Web site at http://investors.sonusnet.com/events.cfm where a replay will also be available shortly following the conference call.

Conference call details

Date: August 7, 2012
Time: 4:45pm (EST)
Dial-in number: 800 734 8592
International Callers: +1 212 231 2900

Replay information

A telephone playback of the call will be available shortly following the conference call until August 21, 2012 and can be accessed by calling 800 633 8284 or +1 402 977 9140 for international callers. The reservation number for the replay is 21599357.

Tags

Sonus Networks, Sonus, SONS, 2012 second quarter, earnings, results, IP-based network solutions, SBC, SBC 5100, SBC 5200, SBC 9000, session border controller, session border control, session management, SIP trunking, Cloud VoIP communications, unified communications, UC, VoIP, IP, TDM.

About Sonus Networks

Sonus helps the world's leading communications service providers and enterprises embrace the next generation of SIP-based solutions including VoIP, video and Unified Communications through secure, reliable and scalable IP networks. With customers around the globe and 15 years of experience transforming networks to IP, Sonus has enabled service providers and enterprises to capture and retain users and generate significant ROI. Sonus products include session border controllers, policy/routing servers, subscriber feature servers and media and signaling gateways. 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.sonus.net or call 1-855-GO-SONUS.

Important Information Regarding Forward-Looking Statements

The information in this release may contain certain forward-looking statements within the meaning of the U.S. Private Securities Litigation Reform Act of 1995 regarding future events that involve risks and uncertainties. Although Sonus believes that its expectations are based on reasonable assumptions, readers are cautioned that these forward-looking statements are only predictions and are subject to inherent uncertainties, risks and changes in circumstances that are difficult to predict. All statements other than statements of historical facts contained in this report are forward-looking statements. Our actual results may differ materially from those contemplated by the forward-looking statements. For further information regarding risks and uncertainties associated with Sonus' business, please refer to the "Management's Discussion and Analysis of Financial Condition and Results of Operations" and "Risk Factors" sections of Sonus' filings with the Securities and Exchange Commission. Any forward-looking statements represent Sonus' views only as of the date on which such statement is made, 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.

Sonus Networks
Patti Leahy, 978-614-8440
pleahy@sonusnet.com