Billion Electric Company BiGuard 50G - Manual (Page 120)

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4.4.5.5 Block WAN Request
Blocking WAN requests is one way to prevent DDOS attacks by preventing ping
requests from the Internet. Use this menu to enable or disable function.
4.4.5.6 Intrusion Detection
Intrusion Detection can prevent most common DoS attacks from the Internet or
from LAN users.
Intrusion Detection: Enable or disable this function.
Intrusion Log: All the detected and dropped attacks will be shown in the system
log.
ARP Protection: ARP protection is used to protect users on the LAN against ARP
virus. When enabled, ARP Protection will only protect computers that were set in
Fixed Host so that the ARP table of the hosts can be updated. Periodically
BiGuard30 will send ARP packets to these computers to refresh their ARP tables.
Enabling ARP Protection can prevent potential viruses infecting computers within
the local network. Enabling this option will mitigate the effect of ARP virus attack on
LAN.
Session Limit: Allows administrators to self-define the amount of sessions that
currently allowed to connect to BiGuard30. This function limits the number of