Integrated Services Digital Network (ISDN); Digital Subscriber Signalling System No. one (DSS1) protocol; Three-Party (3PTY) supplementary service; Part 4: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the user
NORMA vydána dne 22.4.2002
Designation standards: ETSI EN 300188-4-V1.4.1
Publication date standards: 22.4.2002
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI