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Digital cellular telecommunications system (Phase 2+) (GSM); Line identification supplementary services; Stage 1 (GSM 02.81 version 5.1.0)
Standard published on 30.1.1998
Selected format:European digital cellular telecommunications system (Phase 1); Call Offering Supplementary Services (GSM 02.82)
Standard published on 1.1.1995
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Call Forwarding (CF) supplementary services; Stage 1 (GSM 02.82)
Standard published on 15.2.1996
Selected format:Digital cellular telecommunications system; Call Waiting (CW) and Call Holding (HOLD) supplementary services; Stage 1 (GSM 02.83)
Standard published on 30.11.1996
Selected format:Digital cellular telecommunications system; Multi Party (MPTY) supplementary services; Stage 1 (GSM 02.84)
Standard published on 30.11.1996
Selected format:Digital cellular telecommunications system; Closed User Group (CUG) supplementary services; Stage 1 (GSM 02.85)
Standard published on 30.11.1996
Selected format:Digital cellular telecommunications system; Advice of Charge (AoC) supplementary services; Stage 1 (GSM 02.86)
Standard published on 30.11.1996
Selected format:European digital cellular telecommunications system (Phase 1); Call Restriction Supplementary Services (GSM 02.88)
Standard published on 1.1.1995
Selected format:Digital cellular telecommunications system; Call Barring (CB) supplementary services; Stage 1 (GSM 02.88)
Standard published on 30.11.1996
Selected format:Digital cellular telecommunications system; Unstructured Supplementary Service Data (USSD); Stage 1 (GSM 02.90)
Standard published on 30.11.1996
Selected format:Latest update: 2026-03-13 (Number of items: 2 266 261)
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