fritz!box

  1. wmeter

    Unsupported AVM Devices as IP-Phone

    Hi, I use already for some time with a lot of satisfaction various AVM (Fritz) devices as VoIP clients behind a local 3CX installation. There are some quirks to install correctly, e.g. change the fact that the use the phone number for registering and that you configure both the authentication...
    • wmeter
    • Thread
    • avm fritz!box
    • Replies: 0
    • Forum: Other

  2. No Audio on external calls incoming and outbound

    Problem: External Calls will show up but there is no audio on either end (this happens for both inbound and outbound calls) Setup: Raspberry Pi 4 with 3CX v18 on it (just upgraded minutes ago but no differnce to v16) Switch connecting me to the FritzBox FritzBox 6591 Cable which serves as...

  3. 3CX cloud, Yealink T42S stop every time and stop with connection

    Hi, I'n new here and I hope that someone can help me. I'm from the Netherlands and have a XS4all internet provider with a Fritz!box 7581 version. With that we are using 4 Yealink T42S phones (1 is on a other IP and 3 are on one and the same IP address) and we are using 3CX in the cloud (pbx)...
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