Patent ID: 7764607
Filing Date: 2010-07-27
Classification: H04L

Abstract:
1. A connection control method comprising: a connection control server receiving from a first terminal, a call request for a communication with a second terminal to notify the call request from said connection control server to an application server; said application server executing at least a program to receive the call request from said connection control server, to request a connection state data of said second terminal to a storage server in response to the received call request; said application server issuing a connection control instruction for said first and second terminals to said connection control server when there is no connection state data of said second terminal in said storage server or said second terminal in a free state; said connection control server performing a connection control between said first and second terminals by said connection control server in response to the connection control instruction; and said connection control server storing the connection state data of each of said first and second terminals in said storage server when the connection state between said first and second terminals is changed.