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ETSI TR 123979-V6.0.0
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Universal Mobile Telecommunications System (UMTS); 3GPP enablers for Open Mobile Alliance (OMA) Push-to-talk over Cellular (PoC) services; Stage 2 (3GPP TR 23.979 version 6.0.0 Release 6)
Standard published on 31.12.2004
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ETSI TR 123979-V6.1.0
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Universal Mobile Telecommunications System (UMTS); 3GPP enablers for Open Mobile Alliance (OMA) Push-to-talk over Cellular (PoC) services; Stage 2 (3GPP TR 23.979 version 6.1.0 Release 6)
Standard published on 31.3.2005
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ETSI TR 123979-V6.2.0
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Universal Mobile Telecommunications System (UMTS); 3GPP enablers for Open Mobile Alliance (OMA) Push-to-talk over Cellular (PoC) services; Stage 2 (3GPP TR 23.979 version 6.2.0 Release 6)
Standard published on 30.6.2005
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ETSI TR 123979-V7.0.0
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Universal Mobile Telecommunications System (UMTS); 3GPP enablers for Open Mobile Alliance (OMA) Push-to-talk over Cellular (PoC) services; Stage 2 (3GPP TR 23.979 version 7.0.0 Release 7)
Standard published on 25.6.2007
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ETSI TR 123979-V8.0.0
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Universal Mobile Telecommunications System (UMTS); LTE; 3GPP enablers for Open Mobile Alliance (OMA) Push-to-talk over Cellular (PoC) services; Stage 2 (3GPP TR 23.979 version 8.0.0 Release 8)
Standard published on 19.1.2009
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ETSI TR 123979-V9.0.0
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Universal Mobile Telecommunications System (UMTS); LTE; 3GPP enablers for Open Mobile Alliance (OMA) Push-to-talk over Cellular (PoC) services; Stage 2 (3GPP TR 23.979 version 9.0.0 Release 9)
Standard published on 11.1.2010
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ETSI TR 123981-V10.0.0
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Universal Mobile Telecommunications System (UMTS); LTE; Interworking aspects and migration scenarios for IPv4-based IP Multimedia Subsystem (IMS) implementations (3GPP TR 23.981 version 10.0.0 Release 10)
Standard published on 31.3.2011
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ETSI TR 123981-V11.0.0
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Universal Mobile Telecommunications System (UMTS); LTE; Interworking aspects and migration scenarios for IPv4-based IP Multimedia Subsystem (IMS) implementations (3GPP TR 23.981 version 11.0.0 Release 11)
Standard published on 25.9.2012
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ETSI TR 123981-V12.0.0
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Universal Mobile Telecommunications System (UMTS); LTE; Interworking aspects and migration scenarios for IPv4-based IP Multimedia Subsystem (IMS) implementations (3GPP TR 23.981 version 12.0.0 Release 12)
Standard published on 24.9.2014
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ETSI TR 123981-V13.0.0
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Universal Mobile Telecommunications System (UMTS); LTE; Interworking aspects and migration scenarios for IPv4-based IP Multimedia Subsystem (IMS) implementations (3GPP TR 23.981 version 13.0.0 Release 13)
Standard published on 19.1.2016
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