N824 User Manual
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Drop: Drop the access from remote hosts.
Ignore: Ignore the access.
Note: the MAC address will be changed when it’s a remote device, so it will not be
working to filter using MAC for remote devices.
3) Auto Defense
Figure 5-7Auto Defense
Table 5-4 Description of Auto Defense
The port you want to auto defense, for example, 8022.
Select the protocol. You can select UDP or TCP.
The maximum packets or connections can be handled per unit
time.For example, if you configure it as below:
Port: 8022
Protocol: TCP
Rate: 10/min
Then, it means maximum 10 TCP connections can be handled in
1 minute. The 11
th
connection will be dropped.
IP Blacklist
You can set some packets accept speed rules here. When an IP address, which
hasn’t been accepted in common rules, sends packets faster than the allowed speed,
it will be set as ablack IP address and beblocked automatically.
Figure 5-8 IP Blacklist Settings Page
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