| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an address solution processing method in which an intensified security function and high speed communication are made compatible. SOLUTION: In the method for solving a physical address of a non-multiple address wide area network 10 from an internet address by an address solution server 7 used to build up an internet on the non-multiple address wide area network 10, in the case of receiving an address solution request with respect to a same destination internet address, a reply is made or not by a different physical address depending on the internet address of a request source for address solution. In the embodiment, based on information registered in advance, a reply is made by a physical address of a destination host with respect to an address solution request from a host whose communication is allowed and no reply is made to an address solution request from a host whose communication is not allowed, and reply is made with a physical address of a router having a security function with respect to an address solution request from a host whose communication permission is not definitely decided.</p> |
