Digital cellular telecommunications system (Phase 2+) (GSM); Line identification Supplementary Services - Stage 1 (GSM 02.81 version 6.0.0 Release 1997)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); Line identification Supplementary Services - Stage 1 (GSM 02.81 version 7.0.0 Release 1998)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); Call Forwarding (CF) Supplementary Services - Stage 1 (GSM 02.82 version 6.0.0 Release 1997)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); Call Forwarding (CF) Supplementary Services - Stage 1 (GSM 02.82 version 7.0.1 Release 1998)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); Call Waiting (CW) and Call Holding (HOLD); Supplementary Services - Stage 1 (GSM 02.83 version 6.0.0 Release 1997)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); Call Waiting (CW) and Call Holding (HOLD); Supplementary Services - Stage 1 (GSM 02.83 version 7.0.0 Release 1998)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); MultiParty (MPTY) Supplementary Services - Stage 1 (GSM 02.84 version 6.0.0 Release 1997)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); MultiParty (MPTY) Supplementary Services - Stage 1 (GSM 02.84 version 7.0.0 Release 1998)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); Closed User Group (CUG) Supplementary Services - Stage 1 (GSM 02.85 version 6.0.0 Release 1997)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); Closed User Group (CUG) Supplementary Services - Stage 1 (GSM 02.85 version 7.0.0 Release 1998)
Document status: Active
