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ETSI TR 122973-V15.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IMS Multimedia Telephony service; and supplementary services (3GPP TR 22.973 version 15.0.0 Release 15)
Standard published on 12.7.2018
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ETSI TR 122973-V16.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IMS Multimedia Telephony service; and supplementary services (3GPP TR 22.973 version 16.0.0 Release 16)
Standard published on 18.8.2020
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ETSI TR 122973-V17.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IMS Multimedia Telephony service; and supplementary services (3GPP TR 22.973 version 17.0.0 Release 17)
Standard published on 21.4.2022
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ETSI TR 122973-V18.0.1
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IMS Multimedia Telephony service; and supplementary services (3GPP TR 22.973 version 18.0.1 Release 18)
Standard published on 13.5.2024
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ETSI TR 122973-V19.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IMS Multimedia Telephony service; and supplementary services (3GPP TR 22.973 version 19.0.0 Release 19)
Standard published on 22.10.2025
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ETSI TR 122973-V7.0.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); IMS Multimedia Telephony service; and supplementary services (3GPP TR 22.973 version 7.0.0 Release 7)
Standard published on 31.3.2007
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ETSI TR 122973-V8.0.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IMS Multimedia Telephony service; and supplementary services (3GPP TR 22.973 version 8.0.0 Release 8)
Standard published on 19.1.2009
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ETSI TR 122973-V9.0.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IMS Multimedia Telephony service; and supplementary services (3GPP TR 22.973 version 9.0.0 Release 9)
Standard published on 3.2.2010
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ETSI TR 122975-V3.1.0
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Universal Mobile Telecommunications System (UMTS); Service aspects; Advanced Addressing ; (3G TR 22.975 version 3.1.0 Release 1999)
Standard published on 28.1.2000
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ETSI TR 122977-V10.0.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Feasibility study for speech-enabled services (3GPP TR 22.977 version 10.0.0 Release 10)
Standard published on 19.5.2011
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