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  1. Solved Network unreachable, No route to host, phones disconnection

    I think it is working now. I get log spammed by this: 05/21/2022 11:46:07 AM - [CM306002]: There is no valid STUN server specified! External IP can not be resolved. 05/21/2022 11:06:07 AM - [CM306002]: There is no valid STUN server specified! External IP can not be resolved. 05/21/2022 10:26:07...
  2. Solved Network unreachable, No route to host, phones disconnection

    So I made some progress here. I set my 3cx server into a DMZ and now the errors mostly disappeared but 2 persist: 05/19/2022 7:26:02 AM - There's another STUN server that resolves to the same IP: 147.135.193.83:3478/UNKNOWN_TRANSPORT fk=0 tgt=; ignored 05/19/2022 7:06:02 AM - [CM306002]: There...
  3. Solved Network unreachable, No route to host, phones disconnection

    Thank you for your suggestion. I tried that and disapbled ipv6 completely (see ifconfig in attachment) But the errors still persist: 05/18/2022 9:51:50 PM - [CM101001]: Can not determine any local IP Address! 05/18/2022 9:51:50 PM - Failed to find any IP! 05/18/2022 9:46:01 PM - [CM306002]...
  4. Solved Network unreachable, No route to host, phones disconnection

    Hi, I have a problem concerning my 3CX installation which stops working some minutes after a reboot. The Activity log is full of these messages: The firewall checker is completely green on all ports. Not a single fail. I a m behind a dynamic IP address. I cannot understand these error messages...