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] (Endorsed by AENOR in February of 2004.)

Die Norm herausgegeben am 1.2.2004

Integrated Services Digital Network (ISDN); Signalling System No.7; ISDN User Part (ISUP) version 3 for the international interface; Part 20: Completion of Calls on No Reply (CCNR) supplementary service (Endorsed by AENOR in December of 2004.)

Die Norm herausgegeben am 1.12.2004

Integrated Services Digital Network (ISDN); Signalling System No.7 (SS7); ISDN User Part (ISUP) version 4 for the international interface; Part 20: Completion of Calls on No Reply (CCNR) supplementary service [ITU-T Recommendation Q.733, clause 5 (1999) modified] (Endorsed by AENOR in March of 2004.)

Die Norm herausgegeben am 1.3.2004

Integrated Services 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)] (Endorsed by AENOR in March of 2004.)

Die Norm herausgegeben am 1.3.2004

Integrated Services Digital Network (ISDN);Signalling System No.7 (SS7);ISDN User Part (ISUP) version 4 for the international interface;Part 22: International Emergency Preference Scheme (IEPS) service [ITU-T Amendments (2002) to Q.761 - Q.764 (1999) modified] (Endorsed by Asociación Espanola de Normalización in July of 2021.)

Die Norm herausgegeben am 1.7.2021

Integrated Services Digital Network (ISDN);Signalling System No.7;ISDN User Part (ISUP) version 2 for the international interface;Part 2: ISDN supplementary services [ITU-T Recommendation Q.730 (1993), modified] (Endorsed by Asociación Espanola de Normalización in June of 2022.)

Die Norm herausgegeben am 1.6.2022

Integrated Services Digital Network (ISDN); Signalling System No.7; ISDN User Part (ISUP) version 3 for the international interface; Part 2: ISDN supplementary services [ITU-T Recommendation Q.730 (1997), modified] (Endorsed by AENOR in December of 2004.)

Die Norm herausgegeben am 1.12.2004

Integrated Services Digital Network (ISDN); Signalling System No.7 (SS7); ISDN User Part (ISUP) version 4 for the international interface; Part 2: ISDN supplementary service [ITU-T Recommendation Q.730 (1999) modified] (Endorsed by AENOR in March of 2004.)

Die Norm herausgegeben am 1.3.2004

Integrated Services Digital Network (ISDN); Signalling System No. 7 (SS7); ISDN User Part (ISUP) version 4 for the international interface; Part 2: ISDN supplementary service [ITU-T Recommendation Q.730 (1999) modified] (Endorsed by AENOR in December of 2004.)

Die Norm herausgegeben am 1.12.2004

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 basic services [ITU-T Recommendation Q.784.2, clauses 2, 3 and 9, and annex A, modified] (Endorsed by Asociación Espanola de Normalización in June of 2022.)

Die Norm herausgegeben am 1.6.2022