AirLive WN-5000R - Manual (Page 89)

3-3-3 DoS Attack Prevention
Denial of Service (DoS) is a common attack measure, by transmitting a great amount of data or request to
your Internet IP address and server, the Internet connection will become very slow, and server may stop
responding because it is not capable to handle too much traffics.
This router has a built-in DoS attack prevention mechanism; when you activate it, the router will stop the DoS
attack for you.
Please follow the following instructions to set DoS prevention parameters:
Please click ‘Firewall’ menu on the left of web management interface, then click ‘DoS’, and the following
message will be displayed on your web browser:
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Here are descriptions of every setup items:
Ping of Death (1): Ping of Death is a special packet, and it will cause certain computer to stop
responding. Check this box and the router will filter this kind of packet out.
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Discard Ping Ping is a common and useful tool to know
From WAN (2): the connection status of a specified remote network device, but some malicious
intruder will try to fill your network bandwidth with a lot of PING request data
packet, to make your internet connection become very slow, even unusable.
Check this box and the router will ignore all inbound PING request, but when you
activate this function, you will not be able to ping your own router from internet,
too.
Port Scan (3): Some malicious intruder will try to use a ‘port scanner’ to know how many ports of
your Internet IP address are open, and they can collect a lot of valuable
WN-5000R User’s Manual
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