Digital cellular telecommunications system; Multi Party (MPTY) supplementary services; Stage 1 (GSM 02.84)
Document status: Active
Digital cellular telecommunications system; Closed User Group (CUG) supplementary services; Stage 1 (GSM 02.85)
Document status: Active
Digital cellular telecommunications system; Advice of Charge (AoC) supplementary services; Stage 1 (GSM 02.86)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); User-to-User Signalling (UUS); Service description, Stage 1 (GSM 02.87)
Document status: [ Withdrawn ]
Digital cellular telecommunications system (Phase 2+) (GSM); User-to-User Signalling (UUS); Service description, Stage 1 (GSM 02.87)
Document status: [ Withdrawn ]
Digital cellular telecommunications system (Phase 2+) (GSM); User-to-User Signalling (UUS); Service description, Stage 1 (GSM 02.87)
Document status: [ Withdrawn ]
Digital cellular telecommunications system (Phase 2+) (GSM); User-to-User Signalling (UUS); Service description, Stage 1 (GSM 02.87 version 5.2.1)
Document status: [ Withdrawn ]
Digital cellular telecommunications system; Call Barring (CB) supplementary services; Stage 1 (GSM 02.88)
Document status: Active
Digital cellular telecommunications system; Unstructured Supplementary Service Data (USSD); Stage 1 (GSM 02.90)
Document status: Active
Digital cellular telecommunications system; Unstructured Supplementary Service Data (USSD); Stage 1 (GSM 02.90)
Document status: Active
