| 摘要 |
<p>PROBLEM TO BE SOLVED: To appropriately set a threshold value set in the case of warning abnormality in a network according to the capability of an apparatus and the amount of packets to be relayed.SOLUTION: A server 0107 obtains and stores communication information on a primary-system terminal 0104 and a secondary-system terminal 0105 in a database 0106, sets a threshold value from the communication information for a prescribed period read out from the database, compares the threshold value with information obtained from either the primary-system terminal or the secondary-system terminal, and issues warning if the obtained information exceeds the threshold value.</p> |
