cannot activate license

  1. Unable to reach 3CX License Activation Server. Confirm that your Primary DNS Server is able to resolve activation.3cx.com

    Hi everybody, Currently I need to activate 3CX license from Free to Pro. However, I get the error "Unable to reach 3CX License Activation Server. Confirm that your Primary DNS Server is able to resolve activation.3cx.com" The version I am using is 16.0.6.641 I read the information and...
    • Lanindigo
    • Thread
    • activation.3cx.com cannot activate license dns license activation cannot be reached fail active key license
    • Replies: 1
    • Forum: Phone System / PBX

  2. Solved Activating license failing

    I'm looking for some help understanding the network requirements to activate the license. 3CX version: Standard Annual 18.0 Update 2 build 314 (recent update from V16.) Server: on prem Debian 10, no SBC Phones: local phones on LAN only, no remote phones SIP trunk: My ISP hands me an ethernet...
    • PJTech
    • Thread
    • cannot activate license dns license activation cannot be reached
    • Replies: 3
    • Forum: Phone System / PBX

  3. Solved Could not contact License Key Server. Cannot activate License

    Having an issue activating a license. Version is v12.5.44178.1002 Basically the admin that was in charge of our system left the company and our maintenance expired. We contacted our provider and renewed it. They sent us a license that is the same exact license key. We are unable to activate...
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