Private Integrated Services Network (PISN);Inter-exchange signalling protocol;Advice of Charge (AoC) supplementary services [ISO/IEC 15049 (1997), modified];Part 2: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma (Endorsed by Asociación Espanola de Normalización in November of 2021.)

Die Norm herausgegeben am 1.11.2021

Private Integrated Services Network (PISN);Inter-exchange signalling protocol;Advice of Charge (AoC) supplementary services;Part 2: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification (Endorsed by Asociación Espanola de Normalización in November of 2021.)

Die Norm herausgegeben am 1.11.2021

Integrated Services Digital Network (ISDN);Line Hunting (LH) supplementary service;Digital Subscriber Signalling System No. one (DSS1);Part 1: Protocol specification (Endorsed by Asociación Espanola de Normalización in November of 2021.)

Die Norm herausgegeben am 1.11.2021

Integrated Services Digital Network (ISDN);Line Hunting (LH) supplementary service;Digital Subscriber Signalling System No. one (DSS1);Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsed by Asociación Espanola de Normalización in November of 2021.)

Die Norm herausgegeben am 1.11.2021

Integrated Services Digital Network (ISDN);Digital Subscriber Signalling System No. one (DSS1);Line Hunting (LH) supplementary service;Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user (Endorsed by Asociación Espanola de Normalización in November of 2021.)

Die Norm herausgegeben am 1.11.2021

Integrated Services Digital Network (ISDN);Digital Subscriber Signalling System No. one (DSS1) protocol;Line Hunting (LH) supplementary service;Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user (Endorsed by Asociación Espanola de Normalización in November of 2021.)

Die Norm herausgegeben am 1.11.2021

Integrated Services Digital Network (ISDN);Digital Subscriber Signalling System No. one (DSS1);Line Hunting (LH) supplementary service;Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsed by Asociación Espanola de Normalización in November of 2021.)

Die Norm herausgegeben am 1.11.2021

Integrated Services Digital Network (ISDN);Digital Subscriber Signalling System No. one (DSS1) protocol;Line Hunting (LH) supplementary service;Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network (Endorsed by Asociación Espanola de Normalización in November of 2021.)

Die Norm herausgegeben am 1.11.2021

Broadband Integrated Services Digital Network (B-ISDN);Digital Subscriber Signalling System No. two (DSS2) protocol;Support of ATM end system addressing format by Number identification supplementary services;Part 1: Protocol specification [ITU-T Recommendation Q.2951.9 (1999) modified] (Endorsed by Asociación Espanola de Normalización in November of 2021.)

Die Norm herausgegeben am 1.11.2021

Broadband Integrated Services Digital Network (B-ISDN);Digital Subscriber Signalling System No. two (DSS2) protocol;Connection characteristics;ATM traffic descriptor modification with negotiation by the connection owner;Part 1: Protocol specification [ITU-T Recommendation Q.2963.3, modified] (Endorsed by Asociación Espanola de Normalización in November of 2021.)

Die Norm herausgegeben am 1.11.2021