We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
Private Telecommunication Network (PTN); Inter-exchange signalling protocol; Generic functional protocol for the support of supplementary services
STANDARD published on 1.6.1993
Designation standards: ETSI ETS 300239-ed.1
Publication date standards: 1.6.1993
SKU: NS-312386
The number of pages: 109
Approximate weight : 358 g (0.79 lbs)
Country: European technical standard
Category: Technical standards ETSI
Latest update: 2026-11-13 (Number of items: 2 209 336)
© Copyright 2026 NORMSERVIS s.r.o.