Flowapp.com - Troubleshooting Information for Enterprise Network Administrators

IT Admin's Guide on Troubleshooting WebRTC Issues

Tharinda Lasika

Last Update 2 months ago

If you are connecting to Flow from an Enterprise Network environment, you may have some difficulty signing in or viewing specific content due to heightened firewall security and web traffic monitoring.

Potential Problems Caused by Restricted Networks

  • Unable to connect to the Dashboard or your webinar environment successfully
  • You only see a blank web page upon signing up, logon to the event
  • Unable to pass the login code screen (stuck at login code window)
  • You are unable to see / hear video / audio in the webinar room.
  • What is the WebRTC Connection Test?

    Flow uses WebRTC for media streaming. As a host/presenter, your computer, as well as the network (internet and local connection), must support WebRTC. Your internet and local network must allow support for the following.
    • All UDP ports - outbound
    • WS/WSS protocol
    • STUN/TURN protocols
    • WebRTC blockers such as browser extensions must be disabled
    • Ports mentioned in the "What do I do if I have a poor connection?" section.
    The WebRTC Connection Test performs these readiness checks for you. If it fails, you have to allow these protocols and disable any restrictions.

    Troubleshooting Steps
    For the best experience, please follow these guidelines if you are on an Enterprise/Corporate Network if you experience any connection errors, and contact your IT department and give them the following information:
    • Check the System Requirements (click here)
    • Run the Flow Speedtest and Connection Checker below to ensure your connection is sufficient for viewing Flow-hosted webinars (click here)
    • Run the WebRTC test (click here)
    • Before signing into a Flow Webinar, disconnect from all VPNs or connections to external networks. Or else, make the following changes on your end.
    1. Make sure the domain *.flowapp.com is allowed through your network firewalls and all anti-virus software on your computer and network
    2. Your network must support the following protocols
      • WS/WSS
      • STUN/TURN
      • Relevant UDP ports -outbound
        • Also, ensure that you have the following network ports open in your personal and network firewalls:
          • TCP 80/443
          • UDP 80
          • UDP 53
            • Disable or re-configure any browser extensions or plugins that may filter/block browser traffic, such as:

              • WebRTC Blockers
              • Pop-up Blockers
              • Ad Blockers
              • Anti-virus or Anti-malware Plugin.

            Tip: Ensure you are on a wired connection if possible, especially when presenting, to allow for the fastest most stable connection to our servers.

            If you or your IT department representatives have any questions or problems after following these steps, please contact our Customer Support at [email protected].
             
             

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