Integrated Services Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User Part (ISUP) version 4 for the international interface - Part 16: Call Hold (HOLD) supplementary service (ITU-T Recommendation Q.733, clause 2 (1993), modified) (Endorsement of the English version EN 300356-16 V 4.1.2 (2001-07) as German standard)
Edition 2002-01

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 4: Calling Line Identification Restriction (CLIR) supplementary service (ITU-T Recommendation Q.731, clause 4 (1993), modified) (Endorsement of the English version EN 300356-4 V 4.2.1 (2001-07) 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 1: Basic services (ITU-T Recommendations Q.761 to Q.764 (1999), modified) (Endorsement of the English version EN 300356-1 V 4.2.1 (2001-07) 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

Integrated Services Digital Network (ISDN) - Signalling System No. 7 (SS7); ISDN User Part (ISUP) version 4 for the international interface - Part 12: Conference call, add-on (CONF) supplementary service (ITU-T Recommendation Q.734, clause 1 (1993) and implementors guide (1998), modified) (Endorsement of the English version EN 300356-12 V 4.2.1 (2001-07) 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 14: Explicit Call Transfer (ECT) supplementary service (ITU-T Recommendation Q.732, clause 7 (1996) and implementors guide (1998) modifiziert) (Endorsement of the English version EN 300356-14 V 4.2.1 (2001-07) 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 11: Malicious Call Identification (MCID) supplementary service (ITU-T Recommendation Q.731, clause 7 (1997), modified) (Endorsement of the English version EN 300356-11 V 4.1.2 (2001-07) 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 10: Subaddressing (SUB) supplementary service (ITU-T Recommendation Q.731, clause 8 (1992), modified) (Endorsement of the English version EN 300356-10 V 4.1.2 (2001-07) as German standard)
Edition 2002-01