ETSI ETS 300257-ed.1

Private Telecommunication Network (PTN); Inter-exchange signalling protocol; Diversion supplementary services

NORMA vydána dne 29.11.1993

Anglicky -
PDF - okamžité stažení (1495.50 CZK)

The information about the standard:

Designation standards: ETSI ETS 300257-ed.1
Publication date standards: 29.11.1993
The number of pages: 66
Approximate weight : 198 g (0.44 lbs)
Country: European technical standard
Kategorie: Technické normy ETSI