Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Service requirements for the Internet Protocol (IP) multimedia core network subsystem (IMS); Stage 1 (3GPP TS 22.228 version 8.6.0 Release 8)
STANDARD published on 30.1.2009
Designation standards: ETSI TS 122228-V8.6.0
Publication date standards: 30.1.2009
The number of pages: 31
Approximate weight : 93 g (0.21 lbs)
Country: European technical standard
Category: Technical standards ETSI