SY Sybase, Inc.

Company Continues Leadership in Mobile Messaging Industry by Doubling the Number of Messages Delivered in 2005 DUBLIN, Calif., Jan. 31 /PRNewswire-FirstCall/ -- Sybase 365, the global leader in mobile messaging, today announced that it delivered a record- breaking number of mobile messages in 2006, successfully sending more than 25 billion domestic and international MMS and SMS messages worldwide-almost twice the number of messages delivered in 2005. Sybase 365 delivers cross-operator SMS and MMS messages around the world, reaching more than 700 mobile operators, and featuring nearly 300 two-way direct SMS connections. Since the company launched the world's first inter- operator message delivery network in 2001, it has successfully transported more than 50 billion messages via its operator-grade network. "The sheer volume of messages delivered by Sybase 365 in 2006 reflects the remarkable growth of the mobile messaging market, as well as our ability to reliably handle these growing traffic volumes," said Marty Beard, president of Sybase 365. "As mobile messaging becomes more complex, the Sybase 365 network will continue to provide an operator-grade, high-volume delivery infrastructure that is fault-tolerant and scalable to meet the highest standards." Sybase 365 also reported that for calendar year 2006 it delivered 249 million Mobile Originated (MO) MMS messages-more than five times the number delivered in 2005. MMS traffic increased nearly 17 percent from November to December 2006 alone, with Christmas Eve and Christmas Day serving as the heaviest traffic days of the month. About Sybase 365 Sybase 365 is a new subsidiary of Sybase, Inc. (NYSE:SY), following the acquisition of Mobile 365. Sybase 365 leads the world in the global delivery and settlement of mobile messaging interoperability, and the management and distribution of mobile content. Processing more than 4.5 billion messages per month, Sybase 365 reaches more than 700 mobile operators around the world. For more information, visit: http://www.sybase.com/365/ . NOTE: Sybase and Sybase 365 are trademarks of Sybase, Inc. All other company and product names mentioned may be trademarks of the respective companies with which they are associated. DATASOURCE: Sybase 365 CONTACT: Laura Mayhew of Sybase 365, +1 703 961 2209, or ; or Kim Louie of Citigate Cunningham, +1 415 618 8781, or Web site: http://www.sybase.com/

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