Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); IP Multimedia (IM) Subsystem Cx and Dx Interfaces; Signalling flows and message contents (3GPP TS 29.228 version 9.1.1 Release 9)
STANDARD published on 23.6.2010
Designation standards: ETSI TS 129228-V9.1.1
Publication date standards: 23.6.2010
The number of pages: 69
Approximate weight : 207 g (0.46 lbs)
Country: European technical standard
Category: Technical standards ETSI