Troubleshooting video calls

If you see a firewall or network error, please run the tests in the order below and email the results to

  1. (save the test results at the bottom and include them in your email to us)
  3. latency
  4. Try connecting to yourself to This will put you in a random room, open that url in another tab to see if you can connect to yourself.
  5. Make sure that your office firewall lets through traffic for video calls (read about firewall settings)

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