European digital cellular telecommunications system (Phase 1); Discontinuous Reception (DRX) in the GSM System (GSM 03.13)

Standard published on 1.1.1995

Digital cellular telecommunications system (Phase 2+) (GSM); Discontinuous Reception (DRX) in the GSM system (GSM 03.13)

Standard published on 30.3.1996

European digital cellular telecommunications system (Phase 1); Support of DTMF via the GSM System (GSM 03.14)

Standard published on 1.1.1995

Digital cellular telecommunications system; Support of Dual Tone Multi-Frequency signalling (DTMF) via the GSM system (GSM 03.14)

Standard published on 30.11.1996

Digital cellular telecommunications system (Phase 2+) (GSM); Technical realization of operator determined barring (GSM 03.15)

Standard published on 15.2.1996

Digital cellular telecommunications system (Phase 2+) (GSM); Technical realization of operator determined barring (GSM 03.15 version 5.1.0)

Standard published on 30.4.1997

Digital cellular telecommunications system (Phase 2+) (GSM); Subscriber data management; Stage 2 (GSM 03.16)

Standard published on 30.5.1996

Digital cellular telecommunications system (Phase 2+) (GSM); Subscriber data management; Stage 2 (GSM 03.16 version 5.1.0)

Standard published on 30.4.1997

Digital cellular telecommunications system (Phase 2+) (GSM); Subscriber data management; Stage 2 (GSM 03.16 version 5.3.0 Release 1996)

Standard published on 31.8.1998

European digital cellular telecommunications system (Phase 1); Security related Network Functions (GSM 03.20 - EXT)

Standard published on 1.1.1995