Integrated Services Digital Network (ISDN); Advice of Charge (AOC) supplementary service; functional capabilities and information flows; English version ETS 300181:1993
Edition 1994-01

Transmission and Multiplexing (TM) - Multiplex section protection information model for the Network Element (NE) view; English version ETS 300413:1995
Edition 1995-11

Integrated Services Digital Network (ISDN); Closed User Group (CUG) supplementary service; functional capabilities and information flows; english version ETS 300137:1992
Edition 1992-12

European digital cellular telecommunications system (Phase 2) - Multi Party (MPTY) supplementary services - Stage 2; English version ETS 300545:1995
Edition 1995-09

Integrated Services Digital Network (ISDN); three-party (3PTY) supplementary service; functional capabilities and information flows; English version ETS 300187:1993
Edition 1994-01

Integrated Services Digital Network (ISDN); Connected Line Identification Presentation (COLP) and Connected Line Identification Restriction (COLR) supplementary services; functional capabilities and information flows; english version ETS 300096:1992
Edition 1992-11

Transmission and Multiplexing (TM) - Synchronous Digital Hierarchy (SDH) - SDH information model for the Network Element (NE) view; English version ETS 300304:1997
Edition 1997-12

Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Transaction Capabilities (TC) version 2 - Part 1: Protocol specification (ITU-T Recommendations Q.771 to Q.775 (1993), modified); English version ETS 300287-1:1996
Edition 1997-11

Private Integrated Services Network (PISN) - Specification, functional models and information flows - Transit counter additional network feature [ISO/IEC 15055 (1997) modified]; English version EN 301047 V 1.1.1 (1997.09)
Edition 1998-10

Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Message Transfer Part (MTP) protocol Tester (MT); English version ETS 300346:1997
Edition 1998-07