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Integrated Services Digital Network (ISDN). Three-Party (3PTY) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol. Part 6: Abstract Test Suite (ATS) and partial Protocol Implementation eXtra Information for Testing (PIXIT) proforma specification for the network
STANDARD published on 1.12.1997
Designation standards: ČSN ETS 300188-6-ed.1
Classification mark: 877039
Catalog number: 50641
Publication date standards: 1.12.1997
SKU: NS-170977
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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Latest update: 2025-04-30 (Number of items: 2 198 114)
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