摘要 |
<p>A process of automatically transferring a file can be performed via an external network without using a VPN. A plurality of client terminals is separately connected with a relay server and can share a resource. The client terminal monitors the addition of a resource to a specified transfer source folder. When the resource is added, the client terminal adds information regarding the resource to the shared resource information. The updated shared resource information is shared with other client terminals via the relay server. When the client terminal detects the update, the client terminal transmits a resource transfer request to the client terminal via the relay server. When data of the resource is received via the relay server, the client terminal stores the resource in a specified transfer destination folder.</p> |