Intelligent Network (IN) - Intelligent Network Capability Set 3 (CS3); Intelligent Network Application Protocol (INAP); Test Suite Structure and Test Purposes (TSS&TP) specification for Service Switching Function (SSF) - Part 1: Basic capability set of CS3 (Endorsement of the English version EN 301933-1 V 1.1.1 (2003-01) as German Standard)
Edition 2003-07

Broadband Integrated Services Digital Network (B-ISDN) - AAL, Type 2 Signalling protocol; Capability Set 1 - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification (Endorsement of the English version EN 301816-3 V 1.1.1 (2001-09) as German Standard)
Edition 2002-12

Access and terminals (AT) - Analogue access to the Public Switched Telephone Network (PSTN); Subscriber line protocol over the local loop for display (and related) services - Part 1: On-hook data transmission (Endorsement of the English version EN 300659-1 V 1.3.1 (2001-01) as German Standard)
Edition 2001-12

Intelligent Network (IN) - Intelligent Network Application Protocol (INAP); Capability Set 2 (CS2) - Part 5: Distributed Functional Plane (DFP) (ITU-T-Recommendation Q.1224 (1997), modifiziert) (Endorsement of the English version EN 301140-5 V 1.1.3 (1999-11) as German Standard)
Edition 2001-09

Integrated Services Digital Network (ISDN) - Signalling System No. 7; ISDN User Part (ISUP) version 3 interactions with the Intelligent Network Application Part (INAP) - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification (Endorsement of the English version EN 301070-3 V 1.1.2 (2000-11) as German Standard)
Edition 2001-09

Digital cellular telecommunications system (Phase 2) - Radio Link Protocol (RLP) for data and telematic services on the Mobile Station-Base Station System (MS-BSS) interface and the Base Station System-Mobile-services Switching Centre (BSS-MSC) interface (Endorsement of the English version ETS 300563:1998-10 as German standard)
Edition 2001-04

Digital cellular telecommunications system (Phase 2+) - Radio Link Protocol (RLP) for data and telematic services on the Mobile Station - Base Station System (MS-BSS) interface and the Base Station System; Mobile-services Switching Centre (BSS-MSC) interface (Endorsement of the English version ETS 300946:2000-06 as German standard)
Edition 2001-06

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

Intelligent Network (IN) - Intelligent Network Capability Set 1 (CS1) - Application of Intelligent Network Application Protocols (INAPs) for UPT service set 1 [ITU-T-Recommendation Q.1551:1997] (Endorsement of the English version ETS 300670:1998 as German standard)
Edition 2000-05

Intelligent Network (IN) - Intelligent Network Application Protocol (INAP); Capability Set 2 (CS2) - Cordless Terminal Mobility (CTM); Stage 3 specifications for Service Control Function (SCF); SCF and Call Unrelated Service Function (CUSF)/Service Switching Function (SSF) (Endorsement of the English version EN 301143 V 1.1.4 (1999-09) as German Standard)
Edition 2001-09