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  1. Can not register phone

    Thanks for the response! Create the extensions in 3cx and use DHCP opton 66 to register the phones. Going back through the logs, I saw: 28-Dec-2013 17:49:30.050 Endpoint Extn:3964: the request from external source 10.10.0.1:5060 is blocked. Reason: the extension is configured to block...
  2. Can not register phone

    Hoping someone has run into this... I have 3CX v12, and Cisco SPA504G phones. I can create a new ext, and then perform a factory reset on the phone. The phone will display the right name, number, and evern download and update the firmware. However it never registers in the system. Using...
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