Install linuxptp on the boxes you designate as grandmaster and client. On your grandmaster clock host: ptp4l -i eth0 -m On the client: ptp4l -i eth0 -s &

Install linuxptp on the boxes you designate as grandmaster and client. On your grandmaster clock host: ptp4l -i eth0 -m On the client: ptp4l -i eth0 -s & If you want to sync client system clock and watch the synchronization process: phc2sys -a -r -m