Integrated Services Digital Network (ISDN) - Call Waiting (CW) 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 network
STANDARD published on 1.4.1998
Designation standards: ČSN ETS 300058-6-ed.1
Classification mark: 877009
Catalog number: 51544
Publication date standards: 1.4.1998
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN