Edit file File name : stunnel4.service Content :# Automatically generated by systemd-sysv-generator [Unit] Documentation=man:systemd-sysv-generator(8) SourcePath=/etc/init.d/stunnel4 Description=LSB: Start or stop stunnel 4.x (TLS tunnel for network daemons) Before=multi-user.target Before=multi-user.target Before=multi-user.target Before=graphical.target After=remote-fs.target [Service] Type=forking Restart=no TimeoutSec=5min IgnoreSIGPIPE=no KillMode=process GuessMainPID=no RemainAfterExit=yes SuccessExitStatus=5 6 ExecStart=/etc/init.d/stunnel4 start ExecStop=/etc/init.d/stunnel4 stop ExecReload=/etc/init.d/stunnel4 reload Save