ETSI ETR 256-ed.1

Integrated Services Digital Network (ISDN); Signalling System No.7; Telephone User Part Plus (TUP+) [CEPT Recommendation T/S 43-02 E (1988)]

STANDARD published on 15.3.1996

The information about the standard:

Designation standards: ETSI ETR 256-ed.1
Publication date standards: 15.3.1996
The number of pages: 75
Approximate weight : 225 g (0.50 lbs)
Country: European technical standard
Category: Technical standards ETSI