Integrated Services Digital Network (ISDN);Call Forwarding Busy (CFB) supplementary service;Functional capabilities and information flows (Endorsed by Asociación Espanola de Normalización in April of 2022.)

Die Norm herausgegeben am 1.4.2022

Integrated Services Digital Network (ISDN);Call Forwarding Unconditional (CFU) supplementary service;Functional capabilities and information flows (Endorsed by Asociación Espanola de Normalización in April of 2022.)

Die Norm herausgegeben am 1.4.2022

Integrated Services Digital Network (ISDN);Call Forwarding No Reply (CFNR) supplementary service;Functional capabilities and information flows (Endorsed by Asociación Espanola de Normalización in April of 2022.)

Die Norm herausgegeben am 1.4.2022

Integrated Services Digital Network (ISDN);Call Deflection (CD) supplementary service;Functional capabilities and information flows (Endorsed by Asociación Espanola de Normalización in April of 2022.)

Die Norm herausgegeben am 1.4.2022

Integrated Services Digital Network (ISDN);Diversion supplementary services;Digital Subscriber Signalling System No. one (DSS1) protocol;Part 1: Protocol specification (Endorsed by Asociación Espanola de Normalización in April of 2022.)

Die Norm herausgegeben am 1.4.2022

Integrated Services Digital Network (ISDN); Diversion supplementary services; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification (Endorsed by AENOR in October of 2004.)

Die Norm herausgegeben am 1.10.2004

Integrated Services Digital Network (ISDN); Diversion supplementary services; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification (Endorsed by AENOR in October of 2004.)

Die Norm herausgegeben am 1.10.2004

Integrated Services Digital Network (ISDN); Diversion supplementary services; Digital Subscriber Signalling System No. One (DSS1); Part 1: Protocol specification (Endorsed by AENOR in July of 2003.)

Die Norm herausgegeben am 1.7.2003

Integrated Services Digital Network (ISDN);Diversion supplementary services;Digital Subscriber Signalling System No. one (DSS1) protocol;Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsed by Asociación Espanola de Normalización in April of 2022.)

Die Norm herausgegeben am 1.4.2022

Integrated Services Digital Network (ISDN); Diversion supplementary services; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsed by AENOR in October of 2004.)

Die Norm herausgegeben am 1.10.2004