Private Telecommunication Network (PTN); Signalling at the S-reference point; Generic feature key management protocol for the control of supplementary services
STANDARD published on 17.6.1993
Designation standards: ETSI ETS 300240-ed.1
Publication date standards: 17.6.1993
The number of pages: 34
Approximate weight : 102 g (0.22 lbs)
Country: European technical standard
Category: Technical standards ETSI