ETSI ETS 300172-ed.1

Private Telecommunication Network (PTN); Inter-exchange signalling protocol; Circuit mode basic services

STANDARD published on 18.12.1992

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The information about the standard:

Designation standards: ETSI ETS 300172-ed.1
Publication date standards: 18.12.1992
The number of pages: 149
Approximate weight : 478 g (1.05 lbs)
Country: European technical standard
Category: Technical standards ETSI