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Standard ČSN ETS 300122-1 1.6.1995 preview

ČSN ETS 300122-1 (877024)

Integrated Services Digital Network (ISDN). Generic keypad protocol for the support of supplementary services. Digial Subscriber Signalling System No. one (DSS1) protocol. Part 1: Protocol specification



STANDARD published on 1.6.1995


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The information about the standard:

Designation standards: ČSN ETS 300122-1
Classification mark: 877024
Catalog number: 17845
Publication date standards: 1.6.1995
SKU: NS-170824
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

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Integrated Services Digital Network (ISDN)

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