User's Manual

User’s Manual
77
Ping of Death:
Set the threshold of when this DoS prevention mechanism will be activated. Please check
the box of Ping of Death, and input the frequency of threshold (how many packets per
second, minute, or hour), you can also input the ‘Burst’ value, which means when this
number of ‘Ping of Death’ packet is received in very short time, this DoS prevention
mechanism will be activated.
Discard Ping From WAN:
Check the box to activate this DoS prevention mechanism.
Port Scan:
Many kind of port scan methods are listed here, please check one or more DoS attack
methods you want to prevent.
Sync Flood:
Like Ping of Death, you can set the threshold of when this DoS prevention mechanism will
be activated.
After you finish with all settings, please click ‘Apply’ button and the following message will
be displayed on your web browser: