Integrated Services Digital Network (ISDN); Completion of Calls to Busy Subscriber (CCBS) 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
NORMA vydaná dňa 30.6.1998
Designation standards: ETSI EN 300359-4-V1.2.4
Publication date standards: 30.6.1998
The number of pages: 30
Approximate weight : 90 g (0.20 lbs)
Country: European technical standard
Kategória: Technické normy ETSI