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ETSI TS 122250-V11.0.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS) Group Management; Stage 1 (3GPP TS 22.250 version 11.0.0 Release 11)
Standard published on 3.10.2012
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ETSI TS 122250-V12.0.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS) Group Management; Stage 1 (3GPP TS 22.250 version 12.0.0 Release 12)
Standard published on 23.10.2014
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ETSI TS 122250-V13.0.0
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Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS) Group Management; Stage 1 (3GPP TS 22.250 version 13.0.0 Release 13)
Standard published on 22.1.2016
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ETSI TS 122250-V14.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS) Group Management; Stage 1 (3GPP TS 22.250 version 14.0.0 Release 14)
Standard published on 29.3.2017
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ETSI TS 122250-V15.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS) Group Management; Stage 1 (3GPP TS 22.250 version 15.0.0 Release 15)
Standard published on 13.7.2018
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ETSI TS 122250-V16.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS) Group Management; Stage 1 (3GPP TS 22.250 version 16.0.0 Release 16)
Standard published on 18.8.2020
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ETSI TS 122250-V17.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS) Group Management; Stage 1 (3GPP TS 22.250 version 17.0.0 Release 17)
Standard published on 21.4.2022
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ETSI TS 122250-V18.0.1
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS) Group Management; Stage 1 (3GPP TS 22.250 version 18.0.1 Release 18)
Standard published on 13.5.2024
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ETSI TS 122250-V19.0.0
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Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP Multimedia Subsystem (IMS) Group Management; Stage 1 (3GPP TS 22.250 version 19.0.0 Release 19)
Standard published on 23.10.2025
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ETSI TS 122250-V6.0.0
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Universal Mobile Telecommunications System (UMTS); IP Multimedia Subsystem (IMS) Group Management; Stage 1 (3GPP TS 22.250 version 6.0.0 Release 6)
Standard published on 28.1.2005
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