option masterOnly is deprecated, please use serverOnly instead ptp4l[234606.531]: ethtool ptp4l[234606.531]: selected /dev/ptp2 as PTP clock ptp4l[234606.535]: port 1 (eth2): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[234606.535]: port 0 (/var/run/ptp4l): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[234606.536]: port 0 (/var/run/ptp4lro): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[234606.536]: ethtool ptp4l[234612.676]: port 1 (eth2): LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES ptp4l[234612.676]: selected local clock 000db9.fffe.5f9572 as best master ptp4l[234612.676]: port 1 (eth2): assuming the grand master role