Digital cellular telecommunications system; Multi Party (MPTY) supplementary services; Stage 2 (GSM 03.84)

Standard published on 15.12.1996

Digital cellular telecommunications system; Closed User Group (CUG) supplementary services; Stage 2 (GSM 03.85)

Standard published on 15.12.1996

European digital cellular telecommunications system (Phase 1); Technical Realization of Call Restriction Supplementary Services (GSM 03.88)

Standard published on 1.1.1995

Digital cellular telecommunications system; Call Barring (CB) supplementary services; Stage 2 (GSM 03.88)

Standard published on 15.12.1996

Digital cellular telecommunications system; Unstructured Supplementary Service Data (USSD); Stage 2 (GSM 03.90)

Standard published on 15.12.1996

Digital cellular telecommunications system (Phase 2+) (GSM); Explicit Call Transfer (ECT) supplementary service; Stage 2 (GSM 03.91)

Standard published on 15.1.1996

Digital cellular telecommunications system (Phase 2+) (GSM); Explicit Call Transfer (ECT) supplementary service; Stage 2 (GSM 03.91)

Standard published on 30.6.1996

Digital cellular telecommunications system (Phase 2+) (GSM); Explicit Call Transfer (ECT) supplementary service; Stage 2 (GSM 03.91)

Standard published on 31.7.1996

Security Techniques Advisory Group (STAG); A guide to specifying requirements for cryptographic algorithms

Standard published on 6.9.1995

Network Aspects (NA); Interworking aspects of MoU-ISDN Priority 1 + 2 services

Standard published on 8.7.1992