REAL DOC => https://github.com/coturn/coturn
BASIC INSTALL COTURN
sudo apt-get install coturn
vi /etc/turnserver.conf
user=myusername:mypassword
run turnserver
turnserver -L yourip -o -a -f -r yourservername
Exemple: turnserver -L 51.10.10.124 -o -a -f -r mycitygta.com
Edit config.json
{
"useWebRTCVocal": true,
"RTCConfig": {
"iceServers": [{
"urls": ["turn:mycitygta.com"],
"username": "myusername",
"credential": "mypassword"
}]
},
}