Patent ID: 7680120
Filing Date: 2010-03-16
Classification: H04L,H04M

Abstract:
1. A connected communication terminal that communicates with a connecting communication terminal that requests direct communication via a network, said connected communication terminal comprising: a registration unit operable to register (i) a pair of a device ID and a device name onto a session management server that manages sessions between the communication terminals, and (ii) a pair of the device ID and an address of the connected communication terminal onto a trigger server that notifies the connected communication terminal of a request for a communication with the session management server, the device ID identifying the connected communication terminal, and the device name indicating a name of the connected communication terminal; a holding unit operable to hold a permission list that is a list of device names of communication terminals to which direct communication is permitted; a polling unit operable to perform polling on the trigger server so as to receive the request for the communication with the session management server from the trigger server; an address resolution unit operable to receive, from the session management server, at least an address of the connecting communication terminal and a session ID that is unique to the communication with the connecting communication terminal; and a Peer-to-Peer communication unit operable to perform direct communication with the connecting communication terminal in the case when the address of the connecting communication terminal and the session ID are received.