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Integrated Services Digital Network (ISDN). Conference call, add-on (CONF) supplementary service. Digital Subscriber Signalling System No. one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user
STANDARD published on 1.10.1997
Designation standards: ČSN ETS 300185-3-ed.1
Classification mark: 877037
Catalog number: 50328
Publication date standards: 1.10.1997
SKU: NS-170966
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
1.5.1999
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1.10.1999
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1.10.1999
1.10.1999
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