option masterOnly is deprecated, please use serverOnly instead ptp4l[21061.342]: ethtool ptp4l[21061.342]: selected /dev/ptp2 as PTP clock ptp4l[21061.346]: port 1 (eth2): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[21061.347]: port 0 (/var/run/ptp4l): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[21061.347]: port 0 (/var/run/ptp4lro): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[21061.347]: ethtool ptp4l[21068.675]: port 1 (eth2): LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES ptp4l[21068.675]: selected local clock 000db9.fffe.60adba as best master ptp4l[21068.675]: port 1 (eth2): assuming the grand master role