European digital cellular telecommunications system (Phase 2); Line identification supplementary services; Stage 2 (GSM 03.81)
Document status: Active
Digital cellular telecommunications system (Phase 2) (GSM); Line identification supplementary services; Stage 2 (GSM 03.81)
Document status: Active
Digital cellular telecommunications system (Phase 2) (GSM); Line identification supplementary services; Stage 2 (GSM 03.81 version 4.8.1)
Document status: Active
European digital cellular telecommunications system (Phase 2); Call Forwarding (CF) supplementary services; Stage 2 (GSM 03.82)
Document status: Active
Digital cellular telecommunications system (Phase 2) (GSM); Call Forwarding (CF) supplementary services; Stage 2 (GSM 03.82)
Document status: Active
European digital cellular telecommunications system (Phase 2); Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 2 (GSM 03.83)
Document status: Active
European digital cellular telecommunications system (Phase 2); Multi Party (MPTY) supplementary services; Stage 2 (GSM 03.84)
Document status: Active
European digital cellular telecommunications system (Phase 2); Closed User Group (CUG) supplementary services; Stage 2 (GSM 03.85)
Document status: Active
Digital cellular telecommunications system (Phase 2) (GSM); Closed User Group (CUG) supplementary services; Stage 2 (GSM 03.85)
Document status: Active
European digital cellular telecommunications system (Phase 2); Advice of Charge (AoC) supplementary services; Stage 2 (GSM 03.86)
Document status: Active
