Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Transaction Capabilities (TC) version 2 - Test responder specification; English version ETS 300658:1996
Edition 1997-07

Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Transaction Capabilities (TC) version 2 - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification; English version ETS 300287-2:1996
Edition 1997-11

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

Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Transaction Capabilities (TC) version 2 - Part 3: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification; English version ETS 300287-3:1996
Edition 1997-11

Integrated Services Digital Network (ISDN) - Signalling System No. 7; Transaction Capabilities (TC); Application Service Element (ASE) for Message Waiting Indication (MWI) supplementary service - Part 1: Protocol specification; English version ETS 300754-1:1997
Edition 1998-08

Intelligent Network (IN) - Physical plane for intelligent network Capability Set 1 (CS1) [ITU-T Q.1215:(1993)]; English version ETS 300348:1994
Edition 1995-04

Integrated Services Digital Network (ISDN) - Basic call control procedures for circuit-switched bearer services - Functional capabilities and information flows [ITU-T Recommendation Q.71 (1993), modified]; English version ETS 300350:1995
Edition 1995-11

Broadband Integrated Services Digital Network (B-ISDN) - Usage of cause and location in Digital Subscriber Signalling System No. two (DSS2) and Signalling System No. 7 B-ISDN User Part (B-ISUP) (ITU-T Recommendation Q.2610 (1995), modified); English version ETS 300685:1997
Edition 1997-11

Integrated Services Digital Network (ISDN) - Signalling System no. 7 - Transaction Capabilities Application Part (TCAP) - Test specification; English version ETS 300344:1994
Edition 1995-01

Broadband Integrated Services Digital Network (B-ISDN) - Meta-signalling protocol - Part 1: Protocol specification; English version ETS 300486-1:1996
Edition 1997-07