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4-3-3-1 DoS - Advanced Settings
When you click “Advanced” in DoS menu, the following message will be displayed on
your web browser:
Ping of Death (1): 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 Check the box to activate this DoS
From WAN (2): prevention mechanism.
Port Scan (3): Many kind of port scan methods are listed here, please check one
or more DoS attack methods you want to prevent.
Sync Flood (4): Like Ping of Death, you can set the threshold of when this DoS
prevention mechanism will be activated.
After you finish with all of your settings, click “Apply” and the following message will
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