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M00001062
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ETSI TR 124 930
Digital cellular telecommunications system (Phase 2+); UMTS; LTE; Signalling flows for the session setup in the IP Multimedia core network Subsystem (IMS) based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); Stage 3 (3GPP TR 24.930 version 9.1.0 Release 9)standard by European Telecommunications Standards Institute, 01/01/2012
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