• YOUR-PBX-FQDN is the FQDN of your PBX, for example mycompany.my3cx.eu
  • YOUR-PBX-PORT is the TCP port your PBX is listening on, usually 443 or 5001 (If it's 443, you can omit the port)
  • ORGANIZER-EXTENSION-NUMBER is the extension number of the organizer who created the meeting, for example 100
  • YOUR-API-KEY is the string you copied from conferencing API settings page