| 摘要 |
<P>PROBLEM TO BE SOLVED: To manage traffic, corresponding to a dynamic flow. <P>SOLUTION: A flow monitoring device 100 comprises: an acquisition part 110 acquiring flow information including an IP address and port number of a transmission source, an IP address and port number of a transmission destination, and information about a communication protocol on a flow going through a link 10 in a communication network; an extraction part 130 identifying one of the transmission source and the transmission destination as a server and the other as a client, and extracting a similar flow information group whose IP address and port number of the server, IP address of the client, and communication protocol are in common from the flow information; and an identification part 140 identifying the similar flow information group whose port number of the client satisfying a predetermined condition as a dynamic flow information group. <P>COPYRIGHT: (C)2012,JPO&INPIT |
