DIN EN 300201:2002 Integrated Services Digital Network (ISDN) - Call Forwarding No Reply (CFNR) supplementary service - Service description (Endorsement of the English version EN 300201 V 1.2.1 (2001-05) as German standard)
The document defines the Call Forwarding No Reply (CFNR) supplementary service.
DIN EN 300201:2002 history
2002DIN EN 300201:2002-07 Integrated Services Digital Network (ISDN) - Call Forwarding No Reply (CFNR) supplementary service - Service description (Endorsement of the English version EN 300201 V 1.2.1 (2001-05) as German standard) / Note: DIN ETS standards collection*Endorsemen...
2002DIN EN 300201:2002 Integrated Services Digital Network (ISDN) - Call Forwarding No Reply (CFNR) supplementary service - Service description (Endorsement of the English version EN 300201 V 1.2.1 (2001-05) as German standard)