DIN EN 300357:2002 Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) supplementary service - Service description (Endorsement of the English version EN 300357 V 1.2.1 (2001-05) as German standard)
The document defines the Completion of Calls to Busy Subscriber (CCBS) supplementary service.
DIN EN 300357:2002 history
2002DIN EN 300357:2002-07 Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) supplementary service - Service description (Endorsement of the English version EN 300357 V 1.2.1 (2001-05) as German standard) / Note: DIN ETS standards collect...
2002DIN EN 300357:2002 Integrated Services Digital Network (ISDN) - Completion of Calls to Busy Subscriber (CCBS) supplementary service - Service description (Endorsement of the English version EN 300357 V 1.2.1 (2001-05) as German standard)