Integrated Services Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User Part (ISUP); Application transport mechanism; Support of the generic addressing and transport protocol - Part 1: Protocol specification (ITU-T Recommendation Q.765.4, modified) (Endorsement of the English version EN 301850-1 V 1.1.1 (2001-02) as German standard)
Edition 2002-01

Integrated Services Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User Part (ISUP); Application transport mechanism - Part 1: Protocol specification (ITU-T Recommendation Q.765, modified) (Endorsement of the English version EN 301069-1 V 1.3.1 (2001-02) as German standard)
Edition 2002-01

Integrated Services Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User Part (ISUP) version 4 for the international interface - Part 15: Diversion supplementary services (ITU-T Recommendation Q.732, clauses 2 to 5 (1999), modified) (Endorsement of the English version EN 300356-15 V 4.2.1 (2001-07) as German standard)
Edition 2002-01

Digital Enhanced Cordless Telecommunications (DECT) - Integrated Services Digital Network (ISDN); DECT/ISDN interworking for end system configuration - Part 1: Interworking specification (Endorsement of the English version EN 300434-1 V 1.2.1 (2001-10) as German Standard)
Edition 2002-11

Integrated Services Digital Network (ISDN) - Security tools (SET) procedures; Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version EN 301002-2 V 1.3.1 (2001-06) as German Standard)
Edition 2002-11

Broadband Integrated Services Digital Network (B-ISDN) - Digital Subscriber Signalling System No. two (DSS2) protocol; Connection characteristics; Modification procedures for sustainable cell rate parameters - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user (Endorsement of the English version EN 301276-3 V 1.1.1 (2001-09) as German Standard)
Edition 2002-11

Integrated Services Digital Network (ISDN) - Signalling System No. 7; Support of Virtual Private Network (VPN) applications with Private network Q reference point Signalling System number 1 (PSS1) information flows - Part 1: Protocol specification (ITU-T Recommendations Q.765.1 and Q.699.1, modified); (Endorsement of the English version EN 301062-1 V 1.2.3 (1999-10) as German standard)
Edition 2002-11

Transmission and Multiplexing (TM) - Generic requirements for synchronization networks - Part 7-1: Timing characteristics of slave clocks suitable for synchronization supply to equipment in local node applications (Endorsement of the English version EN 300462-7-1 V 1.1.2 (2001-06) as German Standard)
Edition 2003-01

Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Message Transfer Part (MTP) to support international interconnection - Part 1: Protocol specification [ITU-T Recommendations Q.701, Q.702, Q.703, Q.704, Q.705, Q.706, Q.707 and Q.708 modified] (Endorsement of the English version EN 300008-1 V1.3.2 (2003-06) as German standard)
Edition 2004-07

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol; Completion of Calls on No Reply (CCNR) supplementary service - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsement of the English version EN 301065-5 V 1.2.1 (2002-04) as German Standard)
Edition 2002-12