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Integrated Services Digital Network (ISDN) - Direct Dialling In (DDI) 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 1.6.1999
Designation standards: ČSN EN 300064-4-V1.3.4
Classification mark: 877013
Catalog number: 55943
Publication date standards: 1.6.1999
SKU: NS-150917
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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