SDN-BASED INDUSTRIAL INTERNET IDENTIFIER ABNORMAL TRAFFIC IDENTIFICATION METHOD

• Main Authors: TAN, Zhaohong, CHENG, Wen, WEI, Liang
• Format: Patent
• Language: Chinese; English; French
• Published: 31.08.2023
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

The present invention provides an SDN-based industrial Internet identifier abnormal traffic identification method, comprising adjusting a deployment mode of an existing identifier node server, and changing a conventional network architecture into an SDN architecture, so as to facilitate the flexible management and control of traffic. Further provided is an abnormal traffic identification algorithm. A suspected traffic is calculated and identified by means of traffic sampling analysis and flow table statistical data; features of the traffic are identified by means of traffic analysis after the suspected traffic is identified; meanwhile, a corresponding protection policy is issued in combination with a system resource. According to the present invention, a current suspected abnormal traffic can be identified, and a corresponding protection policy is added to protect an identifier resolution system. Parameters emphatically calculated in the present invention are data related to an identifier data resolution serv