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Wednesday, December 19, 2007

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

Convergence & VoIP Alert

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

Steve Taylor 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.

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