Specifications

WELL mPBX-U110R Administrator's Guide
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Figure G-12
Step2.Add a common rule to accept local network access.
Create a common rule to allow the all the IP addresses of the local phones to
access mPBX server. For example, if the IP addresses of the local network are
192.168.5.1-254, the configurations could be as below:
Name: LocalNetwork
Protocol: BOTH
Port: 1:65535
IP: 192.168.5.0/255.255.255.0
Action: Accept
Figure G-13
Step3. Create common rules to accept remote extensions or remote
administrators, if you use SIP trunk, please accept the provider’s host as well.
Note: If there are no remote extensions, the rule is not required.
1) Set up the firewall rule to allow the public IP address of remote extensions to
access mPBX server. e.g.110.111.132.6, the configurations could be as
below:
Name: Remote Extension
Protocol: BOTH
Port: 1:65535
IP: 110.111.132.6/255.255.255.255
Action: Accept