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Private Telecommunications Network (PTN). Signalling at the S-reference point. Identification supplementary services
STANDARD published on 1.4.1994
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Designation standards: STN ETS 300191
Classification mark: 870191
Catalog number: 71488
Publication date standards: 1.4.1994
SKU: NS-540781
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Slovak technical standard
Category: Technical standards STN
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Latest update: 2025-03-12 (Number of items: 2 232 189)
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