Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service; Digital Subscriber Signalling System No. one (DSS1) protocol; Part 1: Protocol specification
NORM herausgegeben am 18.10.1991
Designation standards: ETSI ETS 300055-1-ed.1
Publication date standards: 18.10.1991
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI