Digital cellular telecommunications system; Call Waiting (CW) and Call Hold (HOLD) supplementary services; Stage 3 (GSM 04.83 version 5.0.1)
Document status: Active
Digital cellular telecommunications system; Multi Party (MPTY) supplementary services; Stage 3 (GSM 04.84 version 5.0.1)
Document status: Active
Digital cellular telecommunications system; Advice of Charge (AoC) supplementary services; Stage 3 (GSM 04.86 version 5.0.1)
Document status: Active
Digital cellular telecommunications system; Call Barring (CB) supplementary services; Stage 3 (GSM 04.88 version 5.0.1)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); Call Barring (CB) supplementary services; Stage 3 (GSM 04.88 version 5.1.0)
Document status: Active
Digital cellular telecommunications system; Unstructured Supplementary Service Data (USSD); Stage 3 (GSM 04.90 version 5.0.1)
Document status: Active
Digital cellular telecommunications system (Phase 2+) (GSM); Explicit Call Transfer (ECT) supplementary service; Stage 3 (GSM 04.91 version 5.1.2)
Document status: Active
Digital cellular telecommunications system; Modulation (GSM 05.04 version 5.0.1)
Document status: Active
Digital cellular telecommunications system; Modulation (GSM 05.04 version 5.1.1 Release 1996)
Document status: Active
Digital cellular telecommunications system; Full rate speech; Processing functions (GSM 06.01 version 5.0.1)
Document status: Active
