RadiSys Ranked #1 Media Server Vendor for Fifth Consecutive Year

HILLSBORO, Ore.--(EON: Enhanced Online News)--RadiSys® Corporation (NASDAQ: RSYS), a leading global provider of advanced embedded solutions, today announced that it has again been named the market leader in media servers by premier market research firm Infonetics in its report, “Service Provider VoIP Equipment and Subscribers: Quarterly Worldwide Market Share and Forecasts.” RadiSys’ family of Convedia® media servers captured 52 percent of the total market for fourth quarter 2008 and 47 percent overall for calendar year 2008. RadiSys’ leadership in IP media server products and technology was driven by its growing global success and strong channel partners.

“In addition, our analysis has indicated that global demand for media servers will continue to stay strong and grow during the economic downturn.”

“RadiSys not only managed to maintain its position as the leading vendor of media servers, but grew its market share to more than 50 percent of the total available market in the fourth quarter,” said Diane Myers, Directing Analyst, Service Provider VoIP and IMS, Infonetics. “In addition, our analysis has indicated that global demand for media servers will continue to stay strong and grow during the economic downturn.”

“RadiSys has been a pioneer in the IP media server market since 2000, and we’re pleased to continue our leadership in this growing market segment,” said David Smith, General Manager, Media Server Business Unit, RadiSys. “With our continued commitment to innovation, we plan to add even more advanced features and services to our media servers in 2009, delighting our current customers and winning new ones.”

About RadiSys Convedia Media Servers

RadiSys Convedia media servers support a broad set of IP media processing features essential for next-generation telecommunications applications. The RadiSys Convedia CMS-9000 Media Server delivers optimal performance and reliability, scalability, and a low total cost of ownership for media-intensive IP Multimedia Subsystem (IMS) networks and services. These media servers enable fixed mobile convergence by delivering a shared IP media processing resource for any access network, including wireless, broadband, cable, PSTN or satellite. The system’s multi-service versatility enables revenue-generating IMS applications, including multimedia conferencing, IP Centrex, ringback tones, network gaming, video communications and IP Contact Center applications.

About RadiSys Corporation

RadiSys (NASDAQ: RSYS) is a leading provider of advanced solutions for the communications networking and commercial systems markets. Through intimate customer collaboration and combining innovative technologies and industry leading architecture, RadiSys helps OEMs, systems integrators, and solution providers bring better products to market faster and more economically. RadiSys products include embedded boards, application enabling platforms, the OS-9 operating system, and turn-key systems, which are used in today's complex computing, processing, and network-intensive applications. For more information, visit http://www.radisys.com, write to info@radisys.com, or call 800-950-0044 or 503-615-1100. Editors seeking more information may contact Lyn Pangares at RadiSys Corporation at 503-615-1220 or lyn.pangares@radisys.com.

RadiSys^® is a registered trademark of RadiSys Corporation.