Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Signalling flows for the IP multimedia call control based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); Stage 3 (3GPP TS 24.228 version 5.12.0 Release 5)
STANDARD published on 31.3.2005
Designation standards: ETSI TS 124228-V5.12.0
Publication date standards: 31.3.2005
The number of pages: 707
Approximate weight : 2152 g (4.74 lbs)
Country: European technical standard
Category: Technical standards ETSI