Integrated Services Digital Network (ISDN) - Outgoing Call Barring (OCB) supplementary services - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification
NORM herausgegeben am 1.11.1998
Designation standards: ÖNORM EN 301001-1-V1.2.2
Publication date standards: 1.11.1998
The number of pages: 38
Approximate weight : 114 g (0.25 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM