https://github.com/YunoHost-Apps/coturn_ynh/blob/master/conf/turnserver.conf

# Coturn TURN SERVER configuration file

tls-listening-port=__PORT_TURNSERVER_TLS__
alt-tls-listening-port=__PORT_TURNSERVER_ALT_TLS__

min-port=49152
max-port=65535

static-auth-secret=__TURNSERVER_PWD__

userdb=/var/lib/turn/turndb

realm=__DOMAIN__

cert=/etc/yunohost/certs/__DOMAIN__/crt.pem
pkey=/etc/yunohost/certs/__DOMAIN__/key.pem

dh-file=/etc/ssl/private/dh2048.pem

log-file=/var/log/__APP__/turnserver.log

simple-log

no-multicast-peers

pidfile="/var/run/turnserver.pid"

proc-user=turnserver
proc-group=turnserver

no-cli

cli-port=__PORT_CLI__

no-sslv2
no-sslv3
no-tlsv1
no-tlsv1_1
no-tlsv1_2