Private Telecommunication Network (PTN); Inter-exchange signalling protocol; Data link layer protocol
STANDARD published on 18.12.1992
Designation standards: ETSI I-ETS 300170-ed.1
Note: WITHDRAWN
Publication date standards: 18.12.1992
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: European technical standard
Category: Technical standards ETSI