Transmission and multiplexing (TM) - Optical interfaces for equipments and systems relating to the synchronous digital hierarchy (SDH) [ITU-T Recommendation G.957 (1995) modified] (Endorsement of the English version ETS 300232:1993 + A1:1996 as German standard)
Edition 2000-06

Integrated Services Digital Network (ISDN) - Access digital section for ISDN primary rate; English version ETS 300233:1994
Edition 1994-10

Integrated Services Digital Network (ISDN) - Access digital section for ISDN primary rate; English version ETS 300233/A1:1995
Edition 1995-10

Private Telecommunication Network (PTN); signalling at the S-reference point; generic feature key management protocol for the control of supplementary services; English version ETS 300240:1993
Edition 1993-12

Terminal Equipment (TE) - Group 3 facsimile equipment; English version ETS 300242:1997
Edition 1998-04

Terminal Equipment (TE) - Programmable Communication Interface (PCI) APPLI/COM for facsimile group 3, facsimile group 4, teletex and telex services - Part 1: CCITT recommendation T.611 (1992) [modified]; English version ETS 300243-1:1995
Edition 1996-07

Terminal Equipment (TE) - Programmable Communication Interface (PCI) APPLI/COM for facsimile group 3, facsimile group 4, teletex and telex services - Part 2: Conformance testing; English version ETS 300243-2:1995
Edition 1996-07

Business telecommunications (BT); Open Network Provision (ONP) technical requirements; 2048 kbit/s digital unstructured leased line (D2048U); network interface presentation; English version ETS 300246:1993
Edition 1994-04

Television systems - Specification of the D2-MAC/packet system; English version ETS 300250:1993
Edition 1994-08

Network aspects (NA); accessibility for 64 kbit/s circuit switched international end-to-end ISDN traffic relations; English version ETS 300251:1993
Edition 1994-04