Static ARP(IP<-> MAC address binding) DHCP authorized ARP(Automatically bind the IP assigned by DHCP) ARP anti-attack/free ARP Stateful packet inspection Prevent Ping of WAN port Prevent TCP syn scan Prevent Stealth FIN scanning Prevent TCP Xmas Tree scanning Prevent TCP Null Scan Prevent UDP scanning function Land attack prevention function Prevent Smurf attack function Prevent WinNuke attack function Prevent Ping of Death attacks Prevent SYN Flood attack function Prevent UDP Flood attack function Prevent ICMP Flood attack function Prevent IP Spoofing function Prevent fragmented packet attacks Prevent TearDrop attacks Prevent Fraggle attack function |