European digital cellular telecommunications system (Phase 2) - Base Station System-Mobile-services Switching Centre (BSS-MSC); interface, layer 1 specification; English version ETS 300588:1994
Edition 1995-01

Integrated Services Digital Network (ISDN) - Call Forwarding No Reply (CFNR) supplementary service - Functional capabilities and information flows; English version ETS 300205:1994
Edition 1995-06

Integrated Services Digital Network (ISDN); 3,1 kHz telephony teleservice; end-to-end compatibility requirements for telephony terminals; english version ETS 300082:1992
Edition 1992-06

Integrated Services Digital Network (ISDN) - Call Forwarding Unconditional (CFU) supplementary service - Functional capabilities and information flows; English version ETS 300204:1994
Edition 1995-06

Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service; functional capabilities and information flows; english version ETS 300054:1991
Edition 1992-09

Digital cellular telecommunications system (Phase 2) - Subscriber, Mobile Equipment (ME) and services data administration; English version ETS 300613:1996
Edition 1997-07

Integrated Services Digital Network (ISDN) - Signalling System no. 7 - Routeing in support of ISDN User Part (ISUP) version 2 services; English version ETS 300334:1995
Edition 1996-12

Integrated Services Digital Network (ISDN); routing in support of ISUP version 1 services; english version ETS 300100:1992
Edition 1992-09

Terminal Equipment (TE); framework of videotex terminal protocols; English version ETS 300222:1993
Edition 1994-01

Integrated Services Digital Network (ISDN); Calling Line Identification Presentation (CLIP) and Calling Line Identification Restriction (CLIR) supplementary services; functional capabilities and information flows; english version ETS 300091:1992
Edition 1992-12