Using trixbox CE as a SIP Gateway
If you have a need to have multiple PBX systems running and you want them all to make and receive calls, you will run into a major problem with that because of NAT issues and port forwarding limitations. In this article, I will explain how to use a trixbox CE system as a front-end gateway that will manage the trunks to the SIP providers and forward calls to the different PBX systems as well as allow the PBX systems...
