### https://github.com/coturn/coturn/blob/master/examples/etc/turnserver.conf listening-port=3478 tls-listening-port=5349 alt-listening-port=0 alt-tls-listening-port=0 min-port=50001 max-port=50256 use-auth-secret static-auth-secret= server-name=heins.info realm=heins.info user-quota=16 total-quota=1024 cert=fullchain.pem pkey=privkey.pem log-file=/var/log/turn.log simple-log no-software-attribute no-multicast-peers #denied-peer-ip=10.0.0.0-10.255.255.255 #denied-peer-ip=192.168.0.0-192.168.255.255 #denied-peer-ip=172.16.0.0-172.31.255.255 #allowed-peer-ip=192.168.1.1 pidfile=/var/run/prosody/turnserver.pid no-tlsv1 no-tlsv1_1