voip provider

  1. The issue in outgoing calls from VoIP trunk

    Hi, I have successfully registered VoIP.ms trunk on my 3cx instance. But the issue is that when I tried to call any number through that trunk, it gave me an error. The call cannot be established. Call or Registration to 6*********8@([email protected]) has failed. IP of "provider" replied: 503...
    • farhantech
    • Thread
    • sip trunk between 3cx and voip sip trunk configration voip provider
    • Replies: 4
    • Forum: Other

  2. SIP Trunk(Grandstream GXW-4104) - Shows Red Icon

    I have added the PSTN Gateway of GrandSteam GXW-4104. I am using this VoIP-gateways/grand stream link to set up all the details. I believe all the details entered are correct, yet the icon in the SIP account list shows a Red icon. Looking to find out where I get error information to know what...
    • Nawaz552
    • Thread
    • grandstream 4104 pstn gateway voip provider
    • Replies: 6
    • Forum: Other

  3. Trouble with Egress Audio Using VoIP Provider Only

    Hello, We've been using 3CX for years and we're very happy with the product. For years, we've run our 3CX on a Windows server we're using for other purposes and it worked fine. Some time ago, we replaced our analog lines and FXO device with a VoIP Provider. Things seemed to work well with...
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