coturn

Last Updated: Tue Oct 13 2026

TURN server implementation. Currently used for tempchat.

You can use my server as relay, with respect.

URL: turn:turn.islabre.fyi:5349
Username: webrtc-turn
Password: webrtc-turn

Installation

# apt install coturn

Setup

# /etc/default/coturn

# Allow coturn to be started as system service
TURNSERVER_ENABLED=1

# /etc/turnserver.conf

realm=islabre.fyi
server-name=turn.islabre.fyi

listening-ip=0.0.0.0
external-ip=<your server IP>

# Logging behavior
fingerprint
log-file=/var/log/turnserver.log
verbose

# SSL
cert=/etc/ssl/certs/islabre.fyi/cert.pem
pkey=/etc/ssl/certs/islabre.fyi/key.pem
tls-listening-port=5349

# Auth for TURN
lt-cred-mech
user=webrtc-turn:webrtc-turn

# Default configuration
syslog
no-rfc5780
no-stun-backward-compatibility
response-origin-only-with-rfc5780

Apply configuration

# systemctl restart coturn.service

And test endpoint turn:turn.islabre.fyi:5349 via free TURN server tester on the internet.