Communication device, the control device, a communication system, a communication control method, and program

Disclosed is a control device, grasping the communication amount for each individual processing rules in the respective communication devices, without causing the analysis, the communication apparatus performs a fine control based on the traffic. A communication device, based on the set processing rules from the control unit measures a packet processor for processing packets corresponding to the processing rule, a statistical value that corresponds to the packet processing by the processing rule Statistics It comprises a value measurement unit, the processing rules which the metric has exceeded a predetermined threshold, the processing rule management unit for rewriting the processing content of the processing rules to the processing of discarding the packet. .FIELD 1