AT&T adopts a common architecture for its real-time services

Convergence & VoIP Alert NetworkWorld.com | VoIP & Convergence Research Center | Update Your Profile AT&T adopts a common architecture for its real-time services By Steve Taylor and Larry Hettick Continuing out look at the state of the IP Multimedia System nation, today we hear about IMS advances at AT&T from Siroos Afshar, chief VoIP architect at AT&T Labs. He said: "[AT&T] did not start out by asking how we can use [IMS], rather we decided we needed to combine all our transport network into a single, global IP/MPLS network [that would support] every existing and future service." He continued: "Once a single transport architectural standard was set, and once the 3GPP added requirements [for IMS] to support wireline services with session management, we adopted a 'Common Architecture for Real-Time Services' that we call CARTS, building from IMS." Read full story Steve Taylor is president of Distributed Networking Associates and publisher/editor-in-chief of Webtorials. For more detailed information on most of the topics discussed in this newsletter, connect to Webtorials, the premier site for Web-based educational presentations, white papers, and market research. Taylor can be reached at taylor@webtorials.com Larry Hettick is a Principal Analyst at Current Analysis, the leading provider of competitive response solutions. A 25 year industry veteran, he has focused on Convergence and VoIP since 2000. MORE STORIES SPONSORED BY SHUNRA Get More From Your WAN Download the latest Network World Executive Guide and get eight case studies that detail how real-world organizations are employing cutting-edge technologies to optimize their WAN. Learn about trunk expansion, MPLS and Metro Ethernet, and also get the latest testing and research the Network World Lab Alliance. RELATED NEWS: Vonage sued by Nortel, 12/17/2007Vonage has been sued by yet another company for patent infringement, this time by Nortel. . . In a suit filed last week with the U.S. District ... 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