TISPAN; Presence Service Capability; Protocol Specification [3GPP TS 24.141 V7.0.0, modified and OMA-TS-Presence_SIMPLE-V1_0, modified]
The present document provides the protocol details for the presence service within the IP Multimedia (IM) Core Network (CN) subsystem based on the Session Initiation Protocol (SIP) and SIP Events as defined in ES 283 003 [1].
Where possible the present document specifies the requirements for this protocol by reference to specifications produced by the IETF within the scope of SIP and SIP Events, either directly, or as modified by ES 283 003 [1].
The Presence XDMS and Resource List Server (RLS) specific data formats and XCAP application usages are within the scope of the present document. These are used within the context of the generic XDM capability described in
TS 183 038 [2].
The present document is applicable to Application Servers (ASs) and User Equipment (UE) providing presence functionality.