Yeastar Technology TG400G User Manual page 93

Add a Firewall Rule
Procedure
1. Navigate to System > Security Center > Firewall Rules, click Add Rule.
2. Set a Name for the rule.
3. (Optional) Enter notes in the Description field.
4. Choose the desired Protocol.
5. Enter a port range in Port fields. If you want to set the rule for a specific port, enter the same port
value in the two Port fields. For example, 5060:5060 stands for port 5060.
6. Enter the IP address and subnet mask in the IP field. For example, 192.168.5.0/255.255.255.0.
7. (Optional) Enter the MAC address of the target device.
The format of the MAC address XX:XX:XX:XX:XX:XX.
8. Choose the rule Action.
Accept: accept the access from remote hosts.
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Drop: drop the access from remote hosts.
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Ignore: ignore the access.
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9. Click Save and Apply Changes.
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