
Universal Mobile Telecommunications System (UMTS); Multicall supplementary service; Stage 2 (3GPP TS 23.135 version 3.2.0 Release 1999)
NORM herausgegeben am 30.9.2000
Designation standards: ETSI TS 123135-V3.2.0
Publication date standards: 30.9.2000
The number of pages: 34
Approximate weight : 102 g (0.22 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI