Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 31: Protocol Implementation Conformance Statement (PICS) proforma specification for basis services (Endorsement of the English version EN 300356-31 V 3.0.3 (2000-08) as German Standard)
Edition 2001-09

Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 32: Test Suite Structure and Test Purposes (TSS&TP) specification for basic services (Endorsement of the English version EN 300356-32 V 3.0.4 (2000-09) as German Standard)
Edition 2001-09

Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 34: Protocol Implementation Conformance Statement (PICS) proforma specification for supplementary services (Endorsement of the English version EN 300356-34 V 3.0.5 (2000-09) as German standard)
Edition 2001-09

Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 2 for the international interface - Part 35: Test Suite Structure and Test Purposes (TSS&TP) specification for supplementary services (Endorsement of the English version EN 300356-35 V 3.1.2 (2000-09) as German standard)
Edition 2001-09

Integrated Services Digital Network (ISDN) - Calling Line Identification Presentation (CLIP) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification (Endorsement of the English version EN 300092-1 V 2.1.1 (2001-02) as German standard)
Edition 2001-09

Broadband Radio Access Networks (BRAN) - HIPERLAN Type 2; Conformance testing for the Data Link Control (DLC) protocol - Part 1: Basic data transport function; Sub-part 3: Abstract Test Suite (ATS) specification (Endorsement of the English version EN 301823-1-3 V 1.1.1 (2001-01) as German Standard)
Edition 2001-12

Broadband Radio Access Networks (BRAN) - HIPERLAN Type 2; Conformance testing for the Data Link Control (DLC) protocol - Part 1: Basic data transport function; Sub-part 2: Test Suite Structure and Test Purposes (TSS&TP) specification (Endorsement of the English version EN 301823-1-2 V 1.1.1 (2001-01) as German Standard)
Edition 2001-12

Broadband Radio Access Networks (BRAN) - HIPERLAN Type 2; Conformance testing for the Data Link Control (DLC) protocol - Part 2: Radio Link Control (RLC) sublayer; Sub-part 2: Test Suite Structure and Test Purposes (TSS&TP) specification (Endorsement of the English version EN 301823-2-2 V 1.1.1 (2001-01) as German Standard)
Edition 2001-12

Broadband Radio Access Networks (BRAN) - HIPERLAN Type 2; Conformance testing for the Data Link Control (DLC) protocol - Part 2: Radio Link Control (RLC) sublayer; Sub-part 3: Abstract Test Suite (ATS) specification (Endorsement of the English version EN 301823-2-3 V 1.1.1 (2001-01) as German Standard)
Edition 2001-12

Integrated Service Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User part (ISUP) version 4 for the international interface - Part 21: Anonymous Call rejection (ACR) supplementary service (ITU-T Recommendation Q.731, clause 4 (1993)) (Endorsement of the English version EN 300356-21 V 4.2.1 (2001-07) as German standard)
Edition 2002-01