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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 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network
STANDARD published on 1.7.1999
Designation standards: ČSN EN 300185-5-V1.2.4
Classification mark: 877037
Catalog number: 55988
Publication date standards: 1.7.1999
SKU: NS-150988
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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