DIN 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)

标准编号：DIN EN 300357:2002-07

英文标题：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)

德文标题：ISDN - Dienstmerkmal "Rückruf bei Besetzt" - Dienstbeschreibung (Anerkennung der Englischen Fassung EN 300357 V 1.2.1 (2001-05) als Deutsche Norm)

发布日期：2002-07

DIN 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)

标准预览图