Firewall -- This function only processes forwarded packets, and does not process packets sent to the device itself. Note: Only one level rule can take effect at a time Note: If you need to create a level instance, you must first create a chain Enabled Level Name Chain Name DefaultPolicy Enable Remove Chain - Rule Chain Name Source Interface Dest Interface Ip Version SourceIP DestIP SourceIP(v6) DestIP(v6) Protocol Source Port Source Port Range Max Dest Port Dest Port Range Max Action Enable Remove