| 摘要 |
In a node device included in an information communication system which has a plurality of node devices capable of performing communication with each other via a network, common information shared by the plurality of node devices is stored so as to be spread to the plurality of node devices. The node device includes: first storing means for storing link information used at the time of performing communication with the node devices, the link information including node information indicative of one or more specific node devices; means for storing the link information stored in the first storing means into second storing means while participating in the system; means, when withdrawing from the system, and after that, participating in the system again, for storing the link information obtained from the node device of the node information included in the link information stored in the second storing means into the first storing means. |
