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ČSN is a protected designation of Czech national technical standards.
Digital cellular telecommunications system (Phase 2) - Closed User Group (CUG) supplementary services - Stage 3 (GSM 04.85)
Standard published on 1.3.1998
Selected format:European digital cellular telecommunications system (Phase 2). Advice of Charge (AoC) supplementary services. Stage 3 (GSM 04.86)
Standard published on 1.4.1996
Selected format:European digital cellular telecommunications system (Phase 2). Call Barring (CB) supplementary services. Stage 3 (GSM 04.88)
Standard published on 1.4.1996
Selected format:Digital cellular telecommunications system (Phase 2). Call Barring (CB) supplementary services. Stage 3 (GSM 04.88)
Standard published on 1.8.1997
Selected format:European digital cellular telecommunications system (Phase 2). Unstructured Supplementary Service Data (USSD). Stage 3 (GSM 04.90)
Standard published on 1.4.1996
Selected format:European digital cellular telecommunications system (Phase 2) - Mobile Application Part (MAP) specification (GSM 09.02)
Standard published on 1.6.1997
Selected format:Digital cellular telecommunications system (Phase 2) - Mobile Application Part (MAP) specification (GSM 09.02)
Standard published on 1.10.1997
Selected format:Digital cellular telecommunications system (Phase 2). Mobile Application Part (MAP) specification (GSM 09.02)
Standard published on 1.12.1997
Selected format:Digital cellular telecommunications system (Phase 2) - Mobile application Part (MAP) specification (GSM 09.02)
Standard published on 1.7.1998
Selected format:Digital cellular telecommunications system (Phase 2) - Mobile Application Part (MAP) specification (GSM 09.02 version 4.16.1)
Standard published on 1.9.1998
Selected format:Latest update: 2025-08-21 (Number of items: 2 213 168)
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