We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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+); Universal Mobile Telecommunications System (UMTS); Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); IP Multimedia Subsystem (IMS); Stage 2 description [3GPP TS 23.228 v7.2.0, modified] (3GPP TS 23.406 version 7.0.0 Release 7)
Standard published on 18.12.2007
Selected format:Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); TISPAN; IP Multimedia Subsystem (IMS); Stage 2 description [3GPP TS 23.228 v7.2.0, modified] (3GPP TS 23.406 version 7.1.0 Release 7)
Standard published on 16.4.2008
Selected format:Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); TISPAN; IP Multimedia Subsystem (IMS); Stage 2 description [3GPP TS 23.228 v7.2.0, modified] (3GPP TS 23.406 version 7.2.0 Release 7)
Standard published on 8.10.2008
Selected format:Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Telecommunications and Internet converged Services and Protocols for Advanced Networking (TISPAN); IP Multimedia Subsystem (IMS); Functional architecture (3GPP TS 23.417 version 7.0.0 Release 7)
Standard published on 18.12.2007
Selected format:LTE; 5G; Service Enabler Architecture Layer for Verticals (SEAL); Data Delivery enabler for vertical applications (3GPP TS 23.433 version 18.3.0 Release 18)
Standard published on 24.4.2024
Selected format:LTE; 5G; Service Enabler Architecture Layer for Verticals (SEAL); Data Delivery enabler for vertical applications (3GPP TS 23.433 version 18.4.0 Release 18)
Standard published on 29.7.2024
Selected format:LTE; 5G; Service Enabler Architecture Layer for Verticals (SEAL); Data Delivery enabler for vertical applications (3GPP TS 23.433 version 18.5.0 Release 18)
Standard published on 8.10.2024
Selected format:LTE; 5G; Service Enabler Architecture Layer for Verticals (SEAL); Data Delivery enabler for vertical applications (3GPP TS 23.433 version 18.6.0 Release 18)
Standard published on 28.1.2025
Selected format:LTE; 5G; Service Enabler Architecture Layer for Verticals (SEAL); Data Delivery enabler for vertical applications (3GPP TS 23.433 version 18.7.0 Release 18)
Standard published on 3.4.2025
Selected format:LTE; 5G; Service Enabler Architecture Layer for Verticals (SEAL); Data Delivery enabler for vertical applications (3GPP TS 23.433 version 19.7.1 Release 19)
Standard published on 7.10.2025
Selected format:Latest update: 2026-08-02 (Number of items: 2 290 553)
© Copyright 2026 NORMSERVIS s.r.o.