[Unit] Description=ssh-chat LibertaCasa lucy After=network.target [Service] Type=simple User=ssh-chat Group=ssh-chat ExecStart=/opt/ssh-chat/ssh-chat --bind=":2220" -i="/opt/ssh-chat/.ssh/id_rsa" --admin="/etc/ssh/keys/ssh-chat" motd="" AmbientCapabilities=CAP_NET_BIND_SERVICE Restart=always [Install] WantedBy=multi-user.target