Integrated Services Digital Network (ISDN) - Call Forwarding Busy (CFB) supplementary service - Functional capabilities and information flows.
STANDARD published on 1.6.1995
Designation standards: DIN ETS 300203:1995-06
Publication date standards: 1.6.1995
The number of pages: 62
Approximate weight : 186 g (0.41 lbs)
Country: German technical standard
Category: Technical standards DIN
ISDN - Dienstmerkmal "Anrufweiterschaltung bei Besetzt" - Funktionsverteilung und Informationsaustausch.