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In order to have maximum uptime, you should make the PBX phone system the primary DNS server for your network.
Read the Primary DNS Server Requirement section of the Install Guide to learn more.
General Installation Information
If your PBX has not yet been installed, or you are a new customer, you must read the Install Guide to ensure your setup goes smoothly!
Remote Phones
If you would like to use remote phones with our Cbeyond account, you will have to use a customer provided firewall (not the firewall Cbeyond provides.) The firewall provided by Cbeyond is a great firewall for all other purposes, however, PBXtra and the CBeyond firewill together do not allow remote phone capabilities.
Just like with any remote phone setup, you should read our Remote Phone article to ensure your firewall is properly setup for remote phone use.
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If you cannot place or receive calls using remote phones then do the following:
See the Remote Phones section of this article for a note about customer provided firewalls.
See the Remote Phones article for specific information. You will need to make sure your network is setup to handle remote phone traffic.
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If you are having trouble placing outbound call, it is most likely a caller ID issue. See Caller-ID Requirement above.
Make sure you have your route name in your registration string
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