User's Manual

[ pg. 65]
12.4. DoS (Denial of Service)
To enable blocking of DoS attacks, select the DoS option in the Firewall section.
DoS attacks can flood your Internet connection with continuous transmission of data. Blocking these attack can ensure that the Internet connection
will always be available.
Block DoS:
Enable or disable blocking DoS attacks.
Discard Ping on WAN: ICMP (ping) packages are blocked while Block
DoS is enabled. Enable Discard Ping on WAN if the WAN port is required.
Click Apply to save the settings or Cancel to discard changes.