unsupported sip

  1. Phone rings. But no audio

    Dear All Trying to configure a on premise 3cx on a windows 10 machine. All the firewall checks are completed successfully. Internal calls are working fine. But the Incoming and outgoing calls are not working. Incoming calls are ringing on the called number but the caller cannot hear the dial...
  2. 3CX SIP help

    Hi there thank you for looking, I have just started using 3CX, is it possible to use an unsupported SIP Trunk provider in 3CX? I currently use a hostcomm SIP trunk and have been very happy with their service. I would like to continue using them for the time being. I have looked for a document...