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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 user
STANDARD published on 1.4.1998
Designation standards: ČSN ETS 300058-4-ed.1
Classification mark: 877009
Catalog number: 51543
Publication date standards: 1.4.1998
SKU: NS-170709
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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1.4.1998
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