nano /etc/systemd/system/teamspeak.service
insert the following code[Unit]
Description=Teamspeak Service
Wants=network.target
[Service]
WorkingDirectory=/opt/teamspeak
User=teamspeak
ExecStart=/opt/teamspeak/ts3server_minimal_runscript.sh
ExecStop=/opt/teamspeak/ts3server_startscript.sh stop
ExecReload=/opt/teamspeak/ts3server_startscript.sh restart
Restart=always
RestartSec=15
[Install]
WantedBy=multi-user.target