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ETSI TS 123228-V8.4.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 8.4.0 Release 8)
Standard published on 10.4.2008
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ETSI TS 123228-V8.5.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 8.5.0 Release 8)
Standard published on 19.6.2008
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ETSI TS 123228-V8.6.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 8.6.0 Release 8)
Standard published on 8.10.2008
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ETSI TS 123228-V8.7.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 8.7.0 Release 8)
Standard published on 9.1.2009
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ETSI TS 123228-V8.8.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 8.8.0 Release 8)
Standard published on 26.3.2009
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ETSI TS 123228-V8.9.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 8.9.0 Release 8)
Standard published on 17.6.2009
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ETSI TS 123228-V9.2.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 9.2.0 Release 9)
Standard published on 8.1.2010
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ETSI TS 123228-V9.3.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 9.3.0 Release 9)
Standard published on 31.3.2010
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ETSI TS 123228-V9.4.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS); Stage 2 (3GPP TS 23.228 version 9.4.0 Release 9)
Standard published on 11.10.2010
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ETSI TS 123231-V10.0.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); SIP-I based circuit-switched core network; Stage 2 (3GPP TS 23.231 version 10.0.0 Release 10)
Standard published on 11.4.2011
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