Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Explicit Call Transfer (ECT) supplementary service; Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user (Endorsed by AENOR in May of 2004.)

Die Norm herausgegeben am 1.5.2004

Integrated Services Digital Network (ISDN);Explicit Call Transfer (ECT) supplementary service;Digital Subscriber Signalling System No. one (DSS1) protocol;Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsed by Asociación Espanola de Normalización in July of 2022.)

Die Norm herausgegeben am 1.7.2022

Integrated Services Digital Network (ISDN); Explicit Call Transfer (ECT) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsed by AENOR in April of 2005.)

Die Norm herausgegeben am 1.4.2005

Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Explicit Call Transfer (ECT) supplementary service; Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network (Endorsed by AENOR in May of 2004.)

Die Norm herausgegeben am 1.5.2004

Integrated Services Digital Network (ISDN);Explicit Call Transfer (ECT) supplementary service;Digital Subscriber Signalling System No. one (DSS1) protocol;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 July of 2022.)

Die Norm herausgegeben am 1.7.2022

Integrated Services Digital Network (ISDN); Explicit Call Transfer (ECT) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network (Endorsed by AENOR in April of 2005.)

Die Norm herausgegeben am 1.4.2005

Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Explicit Call Transfer (ECT) supplementary service; Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network (Endorsed by AENOR in May of 2004.)

Die Norm herausgegeben am 1.5.2004

Digital Enhanced Cordless Telecommunications (DECT);Global System for Mobile communications (GSM);DECT/GSM Interworking Profile (IWP);Access and mapping (Protocol/procedure description for 3,1 kHz speech service) (Endorsed by Asociación Espanola de Normalización in July of 2022.)

Die Norm herausgegeben am 1.7.2022

Digital Enhanced Cordless Telecommunications (DECT);Global System for Mobile communications (GSM);DECT/GSM Interworking Profile (IWP);Access and mapping (protocol/procedure description for 3,1 kHz speech service) (Endorsed by Asociación Espanola de Normalización in July of 2022.)

Die Norm herausgegeben am 1.7.2022

Digital Enhanced Cordless Telecommunications (DECT);Global System for Mobile communications (GSM);DECT/GSM Interworking Profile (IWP);Access and mapping (protocol/procedure description for 3,1 kHz speech service) (Endorsed by Asociación Espanola de Normalización in July of 2021.)

Die Norm herausgegeben am 1.7.2021