Patent ID: 8203973

Claim:
A method for managing a Push-To-Talk (PTT) over Cellular (PoC) box service in a PoC User Equipment (UE) in a PoC system, wherein the PoC system comprises the PoC UE including a PoC Extensible Markup Language (XML) Document Management Client (XDMC) and a PoC client, a PoC server, a PoC box service information storage server for storing PoC box service information, and a PoC box, the method comprising the steps of: generating PoC box service information for providing a PoC box service; sending, by the XDMC, a PoC box service information setting request message including the PoC box service information and storage request information for requesting storage of the PoC box service information to the PoC box service information storage server; receiving, by the XDMC, a first response message including a PoC box service Identifier (ID) mapping the PoC box service information stored in the PoC box service information storage server, from the PoC box service information storage server; processing a session connection with the PoC server; and sending a media data to be stored in the PoC box, through the PoC server, to the PoC box.