N412 Administrator Manual
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Table 4-4 Description of Common Rules
Items
Description
Name
A name for this rule, e.g.
―HTTP‖.
Description
Simple description for this rule. E.g. accept the specific host to
access the Web interface for configuration.
Protocol
The protocols for this rule.
Port
Initial port should be on the left and end port should be on the right.
The end port must be equal to or greater than start port.
IP
The IP address for this rule. The format of IP address is: IP/mask
E.g. 192.168.5.100/255.255.255.255 for IP 192.168.5.100
E.g.
192.168.5.0/255.255.255.0 for IP from
192.168.5.0to
192.168.5.255.
MAC Address
The format of MAC Address is XX:XX:XX:XX:XX:XX, X means 0~9
or A~F in hex, the A~F are not case sensitive.
Action
Accept: Accept the access from remote hosts.
Drop: Drop the access from remote hosts.
Ignore: Ignore the access.
Note
: t
he 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 4-8 Auto Defense
Table 4-5 Description of Auto Defense
Items
Description
Port
The port you want to auto defense, for example, 8022.
Protocol
Select the protocol. You can select UDP or TCP.
Rate
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.
