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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); Completion of Calls to Busy Subscriber (CCBS); Service description, Stage 1 (GSM 02.93)
WITHDRAWN published on 15.12.1996
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Completion of Calls to Busy Subscriber (CCBS); Service description, Stage 1 (GSM 02.93 version 5.3.1)
WITHDRAWN published on 15.9.1997
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Completion of Calls to Busy Subscriber (CCBS); Service description, Stage 1 (GSM 02.93 version 5.4.0)
WITHDRAWN published on 30.11.1997
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Completion of Calls to Busy Subscriber (CCBS); Service description, Stage 1 (GSM 02.93 version 5.5.0)
WITHDRAWN published on 30.1.1998
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Multiple Subscriber Profile (MSP); Service description, Stage 1 (GSM 02.97)
WITHDRAWN published on 31.7.1996
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Multiple Subscriber Profile (MSP); Service description, Stage 1 (GSM 02.97 version 5.1.1)
WITHDRAWN published on 15.9.1997
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Multiple Subscriber Profile (MSP); Service description, Stage 1 (GSM 02.97 version 5.2.0)
WITHDRAWN published on 30.11.1997
Selected format:Advanced Testing Methods (ATM); Profile test specifications and conformance test reports
WITHDRAWN published on 15.6.1992
Selected format:Business TeleCommunications (BTC); Corporate Telecommunications Networks (CN); Project plan
WITHDRAWN published on 26.9.1995
Selected format:Paging Systems (PS); European Radio Message System (ERMES)
WITHDRAWN published on 10.7.1992
Selected format:Latest update: 2026-01-17 (Number of items: 2 256 397)
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