| 摘要 |
There is provided with a client device connected to a network, including: a first message sender configured to send a first request message for requesting assignment of an address to communicate in the network to one or more servers on the network; a waiting unit configured to wait for an address candidate notification message including a candidate of the address to be assigned to arrive from each server for a certain period after the first request message is sent; a message reception unit configured to receive the address candidate notification message from each server within the period after the first request message is sent; and a duplication inspection unit configured to inspect whether or not the candidate of the address included in the address candidate notification message received from each sever is already assigned to an other client device, before the period elapses after the first request message is sent.
|
