| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To restrict a use place of a communication device to be connected to a connection destination network at low cost. <P>SOLUTION: This communication system includes the communication device, and an authentication device performing authentication related to whether or not to connect the communication device to the connection destination network. The communication device has: a means generating position peculiar information related to an installed position based on peripheral communication device identification information; and a means imparting at least the position peculiar information when requesting the authentication from the authentication device. The authentication device has: a means storing position peculiar information related to a position for performing the authentication wherein the connection to the connection destination network is permitted to the communication device; and a means deciding an authentication result based on at least a collation result of the position peculiar information when the authentication is requested from the communication device. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
