Information for network administrators, with specific firewall or network rules, allowing them to update their systems accordingly.


Ensure that your firewall allows communication over port 443. For optimum results, we recommend to open up our ports alongside all of our IP Ranges.



Video servers are at the following IP addresses and no others, and no other component of the application uses these addresses:

  • 3.104.99.123
  • 13.211.247.123
  • 13.236.79.134
  • 18.213.200.53
  • 34.202.81.93
  • 35.175.169.249
  • 154.62.130.126-134
  • 204.141.98.134-145
  • 207.176.32.126-134


Communication is on TCP port 443 and UDP ports 10000


Audio servers are at the following IP addresses and no others, and no other component of the application uses these addresses:

  • 3.209.2.50
  • 13.54.232.193
  • 13.55.138.229
  • 18.206.18.70
  • 52.45.80.214
  • 54.196.72.93
  • 154.62.130.101-104
  • 204.141.98.200-203
  • 207.176.32.101-104


Communication is on TCP port 443 and UDP ports 443 and 16384–32768


If your firewall can do traffic shaping and/or bandwidth prioritization, giving highest priority to traffic to/from the above IP addresses will improve your online conferencing experience.