[Unit] Description=DBMail LMTP Server After=syslog.target network.target mysqld.service postgresql.service [Service] Type=forking PIDFile=/run/dbmail/dbmail-lmtpd.pid ExecStart=/usr/bin/dbmail-lmtpd -p /run/dbmail/dbmail-lmtpd.pid [Install] WantedBy=multi-user.target