166
Dst Address
The destination address can be either the specific IP address
or the full address 0.0.0.0; It can also be a network address
similar to *.*.*.0, such as: 192.168.1.0.
Src Mask
Is the source address mask. When configured as
255.255.255.255, it means that the host is specific. When set
as 255.255.255.0, it means that a network segment is filtered.
Dst Mask
Is the destination address mask. When configured as
255.255.255.255, it means the specific host. When set as
255.255.255.0, it means that a network segment is filtered.
After setting, click [
Add
] and a new item will be added in the firewall input rule, as shown in the figure
below:
Picture 107 - Firewall Input rule table
Then select and click the button [
Apply
].
In this way, when the device is running: ping 192.168.1.118, the packet cannot be sent to
192.168.1.118 because the output rule is forbidden. However, other IP of the ping 192.168.1.0
network segment can still receive the response packet from the destination host normally.
Picture 108 - Delete firewall rules
Select the list you want to delete and click [
Delete
] to delete the selected list.
11.39 Device Log >> Device Log
You can grab the device log, and when you encounter an abnormal problem, you can send the
log to the technician to locate the problem. See
11.40 Security settings
The user can set the security information in this interface. When the device is triggered
according to the alarm information, it will send the alarm information to the server and play the set
