BigBlueButton/Troubleshooting

Slow echo test

Firefox

• Launch FireFox
• Open about:config
• Search for media.peerconnection.ice.relay_only
• Set this value to true.

BBB-Server =

• fix the STUN server in /opt/freeswitch/conf/vars.xml and in /usr/share/bbb-web/WEB-INF/classes/spring/turn-stun-servers.xml.
• If possible setup and use your own STUN server. Do not use stun.freeswitch.org.
• The delay should go down to 1-2s, or to about 5-7s, depending on the clients.
• Recommend installing 4.5.2 on Ubuntu 20.04, see https://github.com/bigbluebutton/bbb-install#install-a-turn-server.