Integrated Services Digital Network (ISDN);Terminal Portability (TP) supplementary service;Digital Subscriber Signalling System No. one (DSS1) protocol;Part 1: Protocol specification (Endorsed by Asociación Espanola de Normalización in February of 2022.)

Die Norm herausgegeben am 1.2.2022

INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - TERMINAL PORTABILITY (TP) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 2: PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT (PICS) PROFORMA SPECIFICATION. (Endorsed by AENOR in December of 1999.)

Die Norm herausgegeben am 1.12.1999

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

Die Norm herausgegeben am 1.2.2022

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; Service Description (Endorsed by AENOR in May of 2005.)

Die Norm herausgegeben am 1.5.2005

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; Service description (Endorsed by AENOR in May of 2005.)

Änderung herausgegeben am 1.5.2005

Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; Functional capabilities and information flows (Endorsed by AENOR in May of 2005.)

Die Norm herausgegeben am 1.5.2005

INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CALL WAITING (CW) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 1: PROTOCOL SPECIFICATION. (Endorsed by AENOR in December of 1999.)

Die Norm herausgegeben am 1.12.1999

Integrated Services Digital Network (ISDN);Call Waiting (CW) supplementary service;Digital Subscriber Signalling System No. one (DSS1) protocol;Part 1: Protocol specification (Endorsed by Asociación Espanola de Normalización in February of 2022.)

Die Norm herausgegeben am 1.2.2022

INTEGRATED SERVICES DIGITAL NETWORK (ISDN) - CALL WAITING (CW) SUPPLEMENTARY SERVICE - DIGITAL SUBSCRIBER SIGNALLING SYSTEM NO. ONE (DSS1) PROTOCOL - PART 2: PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT (PICS) PROFORMA SPECIFICATION. (Endorsed by AENOR in December of 1999.)

Die Norm herausgegeben am 1.12.1999

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

Die Norm herausgegeben am 1.2.2022