Integrated Services Digital Network (ISDN). Closed User Group (CUG) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user
NORM herausgegeben am 1.4.2002
Designation standards: STN EN 300138-3-V1.3.4
Classification mark: 870138
Catalog number: 19935
Publication date standards: 1.4.2002
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN