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Some administrators may choose to configure the PBXtra with a static public IP address. In this case, the server only has a single IP address - the WAN IP. It's perfectly acceptable to configure the fonp with a static public IP address.
How do I find my server's IP?
Login to your Admin Panel
Click on Options --> Network
Under Network: On-board Port 1, you should see the server's Internal (LAN) IP listed (in most cases, some customers will see a static public IP listed here)
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