Digital cellular telecommunications system - Layer 1 - General requirements (Endorsement of the English version ETS 300936:1997-04 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Mobile radio interface signalling layer 3 - General aspects (Endorsement of the English version ETS 300939:1997-12 as German standard)
Edition 2001-06

Digital cellular telecommunications system - Mobile radio interface layer 3 - Supplementary services specification; General aspects (Endorsement of the English version ETS 300941:1997-05 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Point-to-Point (PP) Short Message Service (SMS) support on mobile radio interface (Endorsement of the English version ETS 300942:1997-09 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Radio Link Protocol (RLP) for data and telematic services on the Mobile Station - Base Station System (MS-BSS) interface and the Base Station System; Mobile-services Switching Centre (BSS-MSC) interface (Endorsement of the English version ETS 300946:2000-06 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Mobile radio interface layer 3 supplementary services specification - Formats and coding (Endorsement of the English version ETS 300950:1999-07 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Call Barring (CB) supplementary services - Stage 3 (Endorsement of the English version ETS 300956:1998-07 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Mobile Application Part (MAP) specification (Endorsement of the English version ETS 300974:2000-12 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - Interworking between a Public Land Mobile Network (PLMN) and a Packet Switched Public Data Network/Integrated Services Digital Network (PSPDN/ISDN) for the support of packet switched data transmission services (Endorsement of the English version ETS 300975:1997-05 as German standard)
Edition 2001-06

Digital cellular telecommunications system (Phase 2+) - General requirements on interworking between the Public Land Mobile Network (PLMN) and the Integrated Services Digital Network (ISDN) or Public Switched Telephone Network (PSTN) (Endorsement of the English version ETS 300976:2000-06 as German standard)
Edition 2001-06