| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a routing quality monitor system that directly monitors actually routed data, without having into use monitor object data. SOLUTION: The system is provided with a line interface section 1 that extracts a data header from a received packet, a destination resolution section 2 that extracts a 1st address from a Ctable 21 which a destination resolution table on the basis of an IP address of data header information and retrieves whether the IP address of the data header information is registered in a history table denoting an access history to the Ctable 21, and a control section 3 that retrieves whether the 1st destination matches with a 2nd destination, corresponding to the IP address of an Rtable 31 which is a routing table, when the IP address of the data header information is not registered in the history table.</p> |
