option masterOnly is deprecated, please use serverOnly instead ptp4l[269942.367]: ethtool ptp4l[269942.367]: selected /dev/ptp2 as PTP clock ptp4l[269942.371]: port 1 (eth2): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[269942.372]: port 0 (/var/run/ptp4l): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[269942.373]: port 0 (/var/run/ptp4lro): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[269942.373]: ethtool ptp4l[269948.477]: port 1 (eth2): LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES ptp4l[269948.478]: selected local clock 000db9.fffe.60aa6e as best master ptp4l[269948.478]: port 1 (eth2): assuming the grand master role