STN ETS 300257 (870257)

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

NORM herausgegeben am 1.7.2002

The information about the standard:

Designation standards: STN ETS 300257
Classification mark: 870257
Catalog number: 87968
Publication date standards: 1.7.2002
The number of pages: 66
Approximate weight : 198 g (0.44 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN