1[Unit]
2Description=Precision Time Protocol system clock synchronization
3After=ptp4l.service
4
5[Service]
6ExecStart=/usr/sbin/phc2sys -s /dev/ptp0 -c CLOCK_REALTIME -w -S 1.0
7Restart=always
8
9[Install]
10WantedBy=multi-user.target
11