Integrated Services Digital Network (ISDN). Subaddressing (SUB) supplementary service. Service description
STANDARD published on 1.2.1994
Designation standards: STN ETS 300059
Classification mark: 870059
Catalog number: 71247
Publication date standards: 1.2.1994
The number of pages: 15
Approximate weight : 45 g (0.10 lbs)
Country: Slovak technical standard
Category: Technical standards STN