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Advanced SIP Series: SIP and 3GPP Operations

Overview The Session Initiation Protocol has been chosen by the 3GPP for establishing multimedia sessions in UMTS Release 5 (R5) networks. This paper discusses the operations of the UMTS R5 IP Multimedia Subsystem (IMS) in great detail. The paper discusses where SIP is used in UMTS IMS and the interaction between the various components of the IMS networks. The changes and enhancements made to the Internet telephony signaling protocols such as SIP, SDP and Megaco are discussed.

Further White Paper Details
Publisher	Award Solutions, Inc.	File Format	PDF, requires Acrobat Rdr 5
Date Published	November 2001	Downloads	38
Format	White Papers
Topics	Mobile - Wireless Communications, Wireless Internet, VoIP - IP Telephony

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