Integrated Services Digital Network (ISDN) - Attachment requirements for terminal equipment to connect to an ISDN using ISDN basic access - Layer 3 aspects; English version ETS 300104:1991/A1:1994
Edition 1994-11

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Signalling network layer for circuit-mode basic call control - Part 4: Test Suite Structure and Test Purposes (TSS&TP) specification for the user; English version ETS 300403-4:1997
Edition 1997-11

Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Message Transfer Part (MTP) to support international interconnection - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification; English version ETS 300008-2:1997
Edition 1998-07

Radio Equipment and Systems (RES) - Digital European Cordless Telecommunications (DECT); Public Access Profile (PAP) test specification - Part 6: FT PICS proforma; English version ETS 300323-6:1994
Edition 1995-08

Distribution automation using distribution line carrier systems - Part 4-511: Data communication protocols; Systems management; CIASE protocol (IEC 61334-4-511:2000); German version EN 61334-4-511:2000, text in English
Edition 2001-05

Digital Enhanced Cordless Telecommunications (DECT); Global System for Mobile communications (GSM) - DECT/GSM Interworking Profile (IWP) - Profile Implementation Conformance Statement (ICS) - Part 2: Fixed radio Termination (FT); English version ETS 300704-2:1997
Edition 1998-08

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Cordless Terminal Incoming Call Additional Network Feature (ANF-CTMI); English version ETS 300696:1996
Edition 1996-09

Electricity metering data exchange - The DLMS/COSEM suite - Part 7-6: The 3-layer, connection-oriented HDLC based communication profile (IEC 62056-7-6:2013); English version EN 62056-7-6:2013
Edition 2014-09

Integrated Services Digital Network (ISDN); attachment requirements for terminal equipment to connect to an ISDN using ISDN basic access; layer 3 aspects; english version ETS 300104:1991
Edition 1992-05

Industrial communication networks - Fieldbus specifications - Part 4-1: Data-link layer protocol specification - Type 1 elements (IEC 61158-4-1:2014); English version EN 61158-4-1:2014, only on CD-ROM
Edition 2015-09