2019/09 15 p.
The present document specifies the stage three (protocol description) of the Enhanced Calling Name (eCNAM) supplementary service based on stage one description in TS 22.173
. It provides the protocol details in the IP Multimedia (IM) Core Network (CN) subsystem (see TS 24.229
) based on the Session Initiation Protocol (SIP) where the eCNAM data is retrieved by the terminating network from trusted data sources.
full Table of Contents for TS 24.196 Word version: 15.1.0