Integrated Services Digital Network (ISDN). Direct Dialling In (DDI) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user
NORM herausgegeben am 1.4.2002
Designation standards: STN EN 300064-4-V1.3.4
Classification mark: 870064
Catalog number: 19905
Publication date standards: 1.4.2002
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN