Integrated Services Digital Network (ISDN); Completion of Calls to Busy Subscriber (CCBS) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
NORM herausgegeben am 30.6.1998
Designation standards: ETSI EN 300359-1-V1.2.4
Publication date standards: 30.6.1998
The number of pages: 88
Approximate weight : 295 g (0.65 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI