Patent attributes
A relay server that is connected to a LAN and that can communicate with a relay server of a different LAN, includes: an account information registering unit that stores account information including information on client terminals connected to the LAN; a relay group information registering unit that stores relay group information including information on a group of relay servers permitting access to each other; and a shared resource information registering unit that stores shared resource information including information on resources and information on the client terminals sharing the resources, wherein when an operation command for a resource, which can be operated by a client terminal connected to the different terminal, is received from the client terminal stored in the account information registering unit based on the shared resource information, the operation of the resource is relayed on the basis of the relay group information.
