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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.
Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification (3GPP TS 34.123-1 version 8.4.0 Release 8)
Standard published on 31.10.2008
Selected format:Universal Mobile Telecommunications System (UMTS); LTE; User Equipment (UE) conformance specification; Part 1: Protocol conformance specification (3GPP TS 34.123-1 version 8.5.0 Release 8)
Standard published on 6.2.2009
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification (3GPP TS 34.123-1 version 8.6.0 Release 8)
Standard published on 5.5.2009
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification (3GPP TS 34.123-1 version 8.7.0 Release 8)
Standard published on 31.8.2009
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification (3GPP TS 34.123-1 version 8.8.0 Release 8)
Standard published on 9.11.2009
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification (3GPP TS 34.123-1 version 8.9.0 Release 8)
Standard published on 5.5.2010
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification (3GPP TS 34.123-1 version 9.0.0 Release 9)
Standard published on 13.7.2010
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification (3GPP TS 34.123-1 version 9.1.0 Release 9)
Standard published on 15.7.2010
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification (3GPP TS 34.123-1 version 9.2.0 Release 9)
Standard published on 17.11.2010
Selected format:Universal Mobile Telecommunications System (UMTS); User Equipment (UE) conformance specification; Part 1: Protocol conformance specification (3GPP TS 34.123-1 version 9.3.0 Release 9)
Standard published on 21.4.2011
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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