The Port Forwarding feature is required if you plan to have publicly available servers running on your local network. For example, you may need use the port forward tool to send voice traffic to a PBX (phone system) running on your local network.
If you installed your system as a gateway, this feature was included in the default installation. If you installed your system as a standalone server, you can still install the module at any time.app-firewall_custom
You can find this feature in the menu system at the following location:
If you run servers behind your ClearOS gateway, you can use the Port Forwarding page to forward ports to a system on your local network. In the example below, two port forwarding rules are configured: