ptp4l[871902.941]: selected /dev/ptp0 as PTP clock
ptp4l[871902.943]: port 1 (eth0): INITIALIZING to LISTENING on INIT_COMPLETE
ptp4l[871902.944]: port 0 (/var/run/ptp4l): INITIALIZING to LISTENING on INIT_COMPLETE
ptp4l[871902.944]: port 0 (/var/run/ptp4lro): INITIALIZING to LISTENING on INIT_COMPLETE
ptp4l[871909.794]: port 1 (eth0): LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES
ptp4l[871909.794]: selected local clock 000db9.fffe.60a714 as best master
ptp4l[871909.794]: port 1 (eth0): assuming the grand master role