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Private Telecommunication Network (PTN); signalling at the S-reference point; generic keypad protocol for the support of supplementary services.
STANDARD published on 1.9.1993
Designation standards: DIN ETS 300190:1993-09
Publication date standards: 1.9.1993
SKU: NS-248268
The number of pages: 25
Approximate weight : 75 g (0.17 lbs)
Country: German technical standard
Category: Technical standards DIN
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Latest update: 2025-05-08 (Number of items: 2 198 869)
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