Integrated Services Digital Network (ISDN) and Broadband Integrated Services Digital Network (B-ISDN) - Generic Addressing and Transport (GAT) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (incl. Diskette!!!)
Edition 2002-01-01

Integrated Services Digital Network (ISDN) and Broadband Integrated Services Digital Network (B-ISDN) - Generic Addressing and Transport (GAT) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification
Edition 2002-04-01

Integrated Services Digital Network (ISDN) and Broadband Integrated Services Digital Network (B-ISDN) - Generic Addressing and Transport (GAT) protocol - Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation extra Information for Testing (PIXIT) proforma specification (incl. Diskette!!!)
Edition 2002-04-01

Broadband Integrated Services Digital Network (B-ISDN) - Support of Frame Relay Bearer Service (FRBS) in B-ISDN and frame relay interworking between B-ISDN and other networks (Endorsement of the English version ETS 300467:1998 as German standard)
Edition 2000-06

Broadband Integrated Service Digital Network (B-ISDN) - Asynchronous Transfer Mode (ATM) - Part 1: B-ISDN ATM functional characteristics [ITU-T Recommendation I.150 (1995)] (Endorsement of the English version ETS 300298-1:1996 as German standard)
Edition 2000-06

Broadband Integrated Service Digital Network (B-ISDN) - Asynchronous Transfer Mode (ATM) - Part 2: B-ISDN ATM layer specification [ITU-T Recommendation I.361 (1995)] (Endorsement of the English version ETS 300298-2:1996 as German standard)
Edition 2000-06

Broadband Integrated Services Digital Network (B-ISDN) - B-ISDN Protocol Reference Model (PRM); English version ETS 300354:1995
Edition 1996-04

Broadband Integrated Services Digital Network (B-ISDN) - B-ISDN Operation and Maintenance (OAM) principles and functions; English version ETS 300404:1997
Edition 1998-07

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol; B-ISDN user-network interface layer 3 specification for point-to-multipoint call/bearer control - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user (Endorsement of the English version ETS 300771-3:1998-06 as German standard)
Edition 1999-11

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol; B-ISDN user-network interface layer 3 specification for point-to-multipoint call/bearer control - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsement of the English version ETS 300771-5:1998-06 as German standard)
Edition 1999-11