Integrated Services Digital Network (ISDN); Outgoing Call Barring (OCB) supplementary services; 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
NORMA vydána dne 25.11.1999
Designation standards: ETSI EN 301001-4-V1.1.4
Publication date standards: 25.11.1999
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI