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ČSN is a protected designation of Czech national technical standards.
Digital cellular telecommunications system (Phase 2). Call Waiting (CW) and Call Hold (HOLD) supplementary service. Stage 3 (GSM 04.83)
Standard published on 1.8.1997
Selected format:European digital cellular telecommunications system (Phase 2). Multi Party (MPTY) supplementary services. Stage 3 (GSM 04.84)
Standard published on 1.3.1996
Selected format:European digital cellular telecommunications system (Phase 2). Closed User Group (CUG) suplementary services. Stage 3 (GSM 04.85)
Standard published on 1.4.1996
Selected format: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:Latest update: 2025-12-25 (Number of items: 2 253 105)
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