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Standards ETSI - European Telecommunication Standard Institute - Page 1132
ETSI - European Telecommunication Standard Institute(ETSI) produces globally-applicable standards for information and telecommunication technologies (ICT) including land, mobile, radio, converged, broadcast and internet technologies.
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ETSI TS 122135-V16.0.0
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Universal Mobile Telecommunications System (UMTS); LTE; Multicall; Service description; Stage 1 (3GPP TS 22.135 version 16.0.0 Release 16)
Standard published on 18.8.2020
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ETSI TS 122135-V17.0.0
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Universal Mobile Telecommunications System (UMTS); LTE; Multicall; Service description; Stage 1 (3GPP TS 22.135 version 17.0.0 Release 17)
Standard published on 8.4.2022
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ETSI TS 122135-V18.0.1
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Universal Mobile Telecommunications System (UMTS); LTE; Multicall; Service description; Stage 1 (3GPP TS 22.135 version 18.0.1 Release 18)
Standard published on 13.5.2024
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ETSI TS 122135-V19.0.0
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Universal Mobile Telecommunications System (UMTS); LTE; Multicall; Service description; Stage 1 (3GPP TS 22.135 version 19.0.0 Release 19)
Standard published on 22.10.2025
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ETSI TS 122135-V3.1.0
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Universal Mobile Telecommunications System (UMTS); Multicall; Service description; Stage 1 (3G TS 22.135 version 3.1.0 Release 1999)
Standard published on 28.1.2000
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ETSI TS 122135-V3.2.0
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Universal Mobile Telecommunications System (UMTS); Multicall; Service description; Stage 1 (3G TS 22.135 version 3.2.0 Release 1999)
Standard published on 31.3.2000
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ETSI TS 122135-V3.3.0
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Universal Mobile Telecommunications System (UMTS); Multicall; Service description; Stage 1 (3G TS 22.135 version 3.3.0 Release 1999)
Standard published on 22.6.2000
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ETSI TS 122135-V3.4.0
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Universal Mobile Telecommunications System (UMTS); Multicall; Service description; Stage 1 (3GPP TS 22.135 version 3.4.0 Release 1999)
Standard published on 31.10.2000
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ETSI TS 122135-V4.0.0
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Universal Mobile Telecommunications System (UMTS); Multicall; Service description; Stage 1 (3GPP TS 22.135 version 4.0.0 Release 4)
Standard published on 31.3.2001
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ETSI TS 122135-V4.1.0
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Universal Mobile Telecommunications System (UMTS); Multicall; Service description; Stage 1 (3GPP TS 22.135 version 4.1.0 Release 4)
Standard published on 31.3.2002
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