Integrated Services Digital Network (ISDN); Outgoing Call Barring (OCB) supplementary services; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
NORMA vydána dne 15.8.1998
Designation standards: ETSI EN 301001-1-V1.2.2
Publication date standards: 15.8.1998
The number of pages: 37
Approximate weight : 111 g (0.24 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI