Patent ID: 8296391
Filing Date: 2012-10-23
Classification: H04L

Abstract:
1. A communication apparatus configured to communicate through a first relay server connected to a first network with a second relay server connected to a second network, and to function as a first client terminal connected to the first network, the communication apparatus comprising: a relay group information storage unit configured to store relay group information indicating that the first relay server and the second relay server constitute a relay group; a relay server information storage unit configured to store relay server information; the relay server information including: a shared resource information management unit configured to manage shared resource information regarding a shared resource shared with the second client terminal; and a copy resource information management unit configured to acquire a copy of a first shared resource based on the relay group information, the relay server information and the shared resource information, and manage a copy resource individual information that allow the first shared resource and the copy of the first shared resource to correspond to each other.