Patent ID: 7564837
Filing Date: 2009-07-21
Classification: H04L

Abstract:
1. A computer-readable recording medium recording a network shutdown control program for causing a computer to control shutdown of communication of at least one network segment belonging to a network having a plurality of network segments, wherein the network shutdown control program causes the computer to function as: detector means for monitoring the communication of a managed network segment to determine whether the communication fulfills a predetermined condition or not, generating predetermined detection notification information once it is judged that the communication of the managed network segment fulfills the predetermined condition, and sending the predetermined detection notification information to a network shutdown device managing another network segment belonging to the network; quarantine manager means operative in response to acquisition of the detection notification information from the detector means or acquisition of the detection notification information supplied from the network shutdown device and notifying that communication of the another network segment fulfills the predetermined condition, to generate a shutdown operation request relating to shutdown of incoming/outgoing communication of the managed network segment, based on the acquired detection notification information and in accordance with a quarantine policy stored in quarantine policy storage means, and to transmit the detection notification information acquired from the detector means to the network shutdown device; and communication shutdown means for acquiring the shutdown operation request from the quarantine manager means and, in accordance with the shutdown operation request, controlling shutdown of that communication of the managed network segment which fulfills the predetermined condition.