Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Supplementary service interactions; Part 1: Protocol specification
NORM herausgegeben am 23.4.2002
Designation standards: ETSI EN 300195-1-V3.1.1
Publication date standards: 23.4.2002
The number of pages: 80
Approximate weight : 240 g (0.53 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI