| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a technology for appropriately translating a network address and a port number of a communication device. <P>SOLUTION: A communication control device 10 includes: a database for associating and storing thereon a first IP address, a second IP address and a port number assigned to a communication device; a retrieval circuit for retrieving from the database an IP address of a transmission source or of a transmission destination of acquired communication data; and a processing execution circuit for translating the IP address of the transmission source or of the transmission destination of communication data transferred between a first network and a second network and a port number, wherein a PHY processing section 5a supplies the acquired communication data to the retrieval circuit while omitting processing for confirming whether or not the address of the destination is an address of the own device. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
