dns error

  1. Frequent disconnection from SIP Trunk [Cause: Cause: 408 Request Timeout/REGISTER from local]

    For the last few days i have been getting frequent disconnections of the SIP trunk resulting in calls being dropped and delay to come back. I use 3cx hosted instance with a supported SIP provider, Modulus in Greece. I have already contacted them and they cannot see any issues from their end. I...
    • Zisis
    • Thread
    • disconnect dns error sip trunk unregistered
    • Replies: 8
    • Forum: Other

  2. Unable to resolve "activate.3cx.com" DNS

    Hello Team! Kalispera! Over the last weeks, we are facing a problem with 3CX License Activation. The message is: "Unable to reach 3CX License Activation Server. Confirm that your Primary DNS Server is able to resolve activate.3cx.com" The problem is that nothing changed through our computer...

  3. Registration at Deutsche Telekom (CompanyFlex) has failed.... is not reachable, DNS error resolving FQDN, or service is not available.

    Hello, I’m new to 3cx and I have installed my first 3cx telephone system. We are using Deutsche Telekom Company Flex as siptrunk. It’s not working very well until now and I’m not sure, what I’m making wrong. Before we have used a Bintec be.IP Router as Mediagateway with the sip trunk and an old...
    • jacks
    • Thread
    • deutsche telekom dns error sip trunk
    • Replies: 4
    • Forum: Other
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