Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; IP multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); Stage 3 (3GPP TS 24.229 version 15.5.0 Release 15)
STANDARD published on 11.3.2019
Designation standards: ETSI TS 124229-V15.5.0
Publication date standards: 11.3.2019
The number of pages: 1084
Approximate weight : 3283 g (7.24 lbs)
Country: European technical standard
Category: Technical standards ETSI