Coturn (STUN / TURN Server für Jitsi Meet)

https://hub.docker.com/r/coturn/coturn

https://doganbros.com/blog/turn-server-setup-for-jitsi-on-ubuntu-20-04-tls 

jits meet .env

JVB_STUN_SERVERS=turn.DOMAIN.de:443

TURN_CREDENTIALS=rqj........GhY
TURN_HOST=turn.DOMAIN.de
TURN_PORT=443
#TURNS_HOST=turn.DOMAIN.de
#TURNS_PORT=443

TURN_TRANSPORT=tcp
ENABLE_TURN=1
ENABLE_P2P=1

certbot installieren

sudo apt update
sudo apt install certbot
sudo certbot certonly --standalone --preferred-challenges http -d turn.DOMAIN.de
sudo ufw allow 443

coturn docker-compose.yml

services:
    coturn:
        network_mode: host
        #networks:
         # - jitsi_meet.jitsi
        container_name: coturn
        image: coturn/coturn
        restart: unless-stopped
        volumes:
          - /etc/letsencrypt/live/turn.DOMAIN.de/fullchain.pem:/etc/letsencrypt/live/turn.DOMAIN.de/fullchain.pem
          - /etc/letsencrypt/live/turn.DOMAIN.de/privkey.pem:/etc/letsencrypt/live/turn.DOMAIN.de/privkey.pem
        tmpfs:
          - /var/lib/coturn
        #ports:
          #- 80:3478
          #- 80:3478/udp
          #- 443:5349
          #- 443:5349/udp
          #- 5349:5349
          #- 5349:5349/udp
          #- 3478:3478
          #- 3478:3478/udp
          #- 80:80
          #- 80:80/udp
          #- 443:443
          #- 443:443/udp
        command:
          - --log-file=stdout
          - --verbose
          - --cert=/etc/letsencrypt/live/turn.DOMAIN.de/fullchain.pem
          - --pkey=/etc/letsencrypt/live/turn.DOMAIN.de/privkey.pem
          - --min-port=49160
          - --max-port=49200
          - --listening-port=443
          #- --tls-listening-port=443
          - --fingerprint
          - --no-multicast-peers
          #- --no-udp-relay
          #- --no-udp
          #- --no-tcp-relay
          #- --no-tcp
          - --no-cli
          - --no-tlsv1
          - --no-tlsv1_1
          - --external-ip=116.203.93.143
          - --static-auth-secret=rqj...........[openssl rand -base64 32]...............cGhY
          - --use-auth-secret
          - --realm=turn.DOMAIN.de

#networks:
#  jitsi_meet.jitsi:
#      name: jitsi_meet.jitsi
#      external: true
#      driver: bridge

config testen:

secret=rqjw...........cGhY && time=$(date +%s) && expiry=8400 && username=$(( $time + $expiry )) &&echo username:$username && echo password : $(echo -n $username | openssl dgst -binary -sha1 -hmac $secret | openssl base64)

und bei trickle-ice  IM FIREFOX (chrome klappt nicht gut) angeben: 

https://webrtc.github.io/samples/src/content/peerconnection/trickle-ice/