
Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Completion of Communications to Busy Subscriber (CCBS) and Completion of Communications by No Reply (CCNR) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification (3GPP TS 24.642 version 17.0.0 Release 17)
NORM herausgegeben am 28.4.2022
Designation standards: ETSI TS 124642-V17.0.0
Publication date standards: 28.4.2022
The number of pages: 57
Approximate weight : 171 g (0.38 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI