Method and system for controlling session for interworking in converged IP messaging service

摘要

A session control apparatus and method are provided in a converged IP messaging (CPM) server for supporting a CPM session between a first client subscribing to a CPM service and a second client not subscribing to the CPM service. After the CPM session is initiated between the first and second clients through the CPM server and an interworking function (IWF), a session modification request message including specific media is received from the first client. The session modification request message including the specific media is sent to the IWF through the initiated CPM session. A response message is received from the IWF. The response message including a reason for rejection when the specific media is unsupported by the IWF.

主权项

1. A session control method in a Converged IP Messaging (CPM) server for supporting a CPM session between a first client subscribing to a CPM service and a second client not subscribing to the CPM service, the session control method comprising:
after the CPM session is initiated between the first and second clients through the CPM server and an InterWorking Function (IWF), receiving a session modification request message including a plurality of media from the first client; sending the session modification request message including the plurality of media to the IWF through the initiated CPM session; receiving an acceptance response message from the IWF, when a first portion of the plurality of media is supported by the IWF and a second portion of the plurality of media is unsupported by the IWF; modifying the CPM session to service the first portion of the plurality of media; and sending a session request message including type information of the second portion of the plurality of media to another IWF.