Integrated Services Digital Network (ISDN); syntax-based videotex teleservice; service description; English version ETS 300262:1993
Edition 1994-05

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 5: Protocol Implementation Conformance Statement (PICS) proforma specification for the frame relay protocol; English version ETS 300402-5:1996
Edition 1997-04

Integrated Services Digital Network (ISDN) - ISDN Packet Mode Bearer Services (PMBS) - ISDN Virtual Call (VC) and Permanent Virtual Call (PVC) bearer services provided by the B-channel of the user access, basic and primary rate; English version ETS 300048:1997
Edition 1998-08

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol, Circuit mode basic services, Data Link Layer (DLL) - Part 2: Abstract Test Suite (ATS) specification; English version ETS 300804-2:1998
Edition 1998-12

Integrated Services Digital Network (ISDN) - ISDN Packet Mode Bearer Services (PMBS) - ISDN Virtual Call (VC) and Permanent Virtual Call (PVC) bearer services provided by the D-channel of the user access; basic and primary rate; English version ETS 300049:1997
Edition 1998-08

Integrated Services Digital Network (ISDN); syntax-based videotex end-to-end protocols; circuit mode DTE-DTE; english version ETS 300079:1991
Edition 1992-09

Digital cellular telecommunications system (Phase 2) - Network Management (NM) - Part 2: Common aspects of GSM/DCS1800 Network Management; English version ETS 300612-2:1996
Edition 1997-07

Radio Equipment and Systems (RES) - Digital Enhanced Cordless Telecommunications (DECT); Data Services Profile (DSP) - Generic data link service; Service type C, class 2; English version ETS 300651:1996
Edition 1998-06

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 6: Test Suite Structure and Test Purposes (TSS&TP) specification for the general protocol; English version ETS 300402-6:1997
Edition 1997-11

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol, Circuit mode basic services, Data Link Layer (DLL) - Part 1: Test Suite Structure and Test Purposes (TSS&TP); English version ETS 300804-1:1998
Edition 1998-12