Router, a method and program to control packets, based on the Administration of The prefixes

摘要

To prevent is passed a package that includes a prefix that should not be used.A router 1 includes administering a Unit prefix 5 to create a Filter rule that includes an indication of pass or block a packet from a node 3, on the basis of a prefix from a Distributed Device 2 and a distributor prefixes Prefix in a dir IP Source direction received from node 3,And a Filter Unit 6 to pass or block the Packet from the node according to the filter Rule created by the Administrative Unit prefix 5.