Search for a 3GPP Specification (number and/or title):  

Download results in JSON format

Spec Title Releases WG
24.229IP multimedia call control protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP); Stage 318.4.0
17.13.0
16.14.0
15.17.0
14.20.0
13.22.0
12.26.0
11.30.0
10.29.0
9.31.0
8.37.0
7.34.0
6.30.0
5.26.0
C1
24.403TISPAN; IP Multimedia Call Control Protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP) Stage 3 [3GPP TS 24.229 (Release 7), modified]7.3.0C1
24.503TISPAN; IP Multimedia Call Control Protocol based on Session Initiation Protocol (SIP) and Session Description Protocol (SDP) Stage 3 [3GPP TS 24.229 (Release 7), modified]8.22.0C1

All information on this page is aggregated from the 3GPP Specfication Status Report page.