MyPBX U100/U200 Administrator Guide
28/195
3) Auto Defense
By default,
there is no rule.
Figure 5-13
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.
5.2.3 IP Blacklist
You can set some packets accept speed rules here. When a IP address which
hasn’t been accepted in common rules sends packets faster than the allowed
speed, it will be set as black IP address and blocked automatically.
Figure 5-14