Static ARP (IP<->MAC address binding) DHCP authorizes ARP (IP allocated automatic binding DHCP allocation) ARP anti -attack/free ARP Status packet check Prevent WAN port from ping Prevent TCP SYN scanning Prevent Stealth fin scanning Prevent TCP XMAS Tree scan Prevent TCP NULL scanning Prevent UDP scanning function Prevent LAND attack function Prevent Smurf attack function Prevent Winnuke attack function Prevent ping of deth attack Prevent SYN FLOOD attack function Prevent UDP FLOOD attack function Prevent ICMP FLOOD attack function Prevent ip spoofing function Prevent fragmented bag attack Prevent Teardrop attack Prevent Fraggle attack function |