
Private Integrated Services Network (PISN); Inter-exchange Signalling Protocol; Short Message Service
NORM herausgegeben am 10.8.2001
Designation standards: ETSI TS 101991-V1.1.1
Publication date standards: 10.8.2001
The number of pages: 85
Approximate weight : 286 g (0.63 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI