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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.
Digital cellular telecommunications system (Phase 2+) (GSM); Network Management (NM) procedures and messages on the A-bis interface (3GPP TS 52.021 version 17.0.0 Release 17)
Standard published on 2.5.2022
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Network Management (NM) procedures and messages on the A-bis interface (3GPP TS 52.021 version 18.0.0 Release 18)
Standard published on 13.5.2024
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Network Management (NM) procedures and messages on the A-bis interface (3GPP TS 52.021 version 19.0.0 Release 19)
Standard published on 21.10.2025
Selected format:Digital cellular telecommunications system (Phase 2+); Network Management (NM) Procedures and Messages on the A-bis Interface (3GPP TS 52.021 version 4.0.0 Release 4)
Standard published on 30.4.2002
Selected format:Digital cellular telecommunications system (Phase 2+); Network Management (NM) Procedures and Messages on the A-bis Interface (3GPP TS 52.021 version 5.0.0 Release 5)
Standard published on 30.6.2002
Selected format:Digital cellular telecommunications system (Phase 2+); Network Management (NM) Procedures and messages on the A-bis interface (3GPP TS 52.021 version 6.0.0 Release 6)
Standard published on 31.1.2005
Selected format:Digital cellular telecommunications system (Phase 2+); Network Management (NM) Procedures and messages on the A-bis interface (3GPP TS 52.021 version 7.0.0 Release 7)
Standard published on 24.10.2007
Selected format:Digital cellular telecommunications system (Phase 2+); Network Management (NM) Procedures and messages on the A-bis interface (3GPP TS 52.021 version 8.0.0 Release 8)
Standard published on 17.2.2009
Selected format:Digital cellular telecommunications system (Phase 2+); Network Management (NM) Procedures and messages on the A-bis interface (3GPP TS 52.021 version 9.0.0 Release 9)
Standard published on 4.2.2010
Selected format:Digital cellular telecommunications system (Phase 2+); Location Services (LCS); Location services management (3GPP TS 52.071 version 4.0.0 Release 4)
Standard published on 31.3.2001
Selected format:Latest update: 2026-01-19 (Number of items: 2 257 233)
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