Patent ID: 8117311

Claim:
A communication method in a system comprising: a first server managing first communications between a plurality of first terminals; and a second server providing a service based on second communications between the plurality of first terminals or between a plurality of second terminals related respectively to the plurality of first terminals, the second communications associated with the first communications, the first server executing: receiving notification of completion of a preparation for a connection from each of the plurality of second terminals to perform the second communications; notifying the second server of the completion of the preparation for the connection of each of the plurality of second terminals; detecting the connection based on the first communications between the plurality of first terminals; and notifying the second server of the detected connection based on the first communications, the second server executing: providing a service based on the second communications between the plurality of second terminals upon recognizing the completion of the preparation for the connection in each of the plurality of second terminals and the detected connection based on the first communications between the first terminals.