3cx system

  1. How to install 3CX Version 20, Final, Build 20.0.0.1620, February 2024

    I want to install 3CX Version 20, Final, Build 20.0.0.1620, February 2024, but when I install 3CX V20, it always installs the latest version. Please let me know how to install a particular version of the 3CX system with the ISO file.
  2. Whitelist ip

    is there som IP from 3cx, that my system should have on my whitelist of IP, i think there is too many trying to get into the 3cx system.