Patent ID: 6977890

Claim:
A decision-making route control system comprising: a decision-making judging computer including monitoring means for monitoring a state of a network to collect route information and decision elements for decision making; judging means for judging a route switching based on the route information, the decision elements, and predetermined decision conditions; and controlling means for outputting a route judged by the judging means as control information; a route generating router for replacing the control information with route switching information to output the route switching information; and a route propagating router having a routing table, and executing route propagation to a sender router based on routing information in the routing table and route switching information transferred from the route generating router, wherein the route generating router has a loop-back interface or a logical line, replaces a route valid/invalid situation as control information transferred from the controlling means based on a network management protocol with route switching information based on a routing protocol, and then outputs the route switching information to the route propagating router.