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Private Telecommunications Network (PTN). Signalling at the S-reference point. Identification supplementary services
STANDARD published on 1.11.1994
Designation standards: ČSN ETS 300191
Classification mark: 879508
Catalog number: 16869
Publication date standards: 1.11.1994
SKU: NS-170981
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
1.10.1999
1.10.1999
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Latest update: 2024-11-22 (Number of items: 2 206 568)
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