option masterOnly is deprecated, please use serverOnly instead ptp4l[248992.811]: ethtool ptp4l[248992.812]: selected /dev/ptp2 as PTP clock ptp4l[248992.816]: port 1 (eth2): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[248992.817]: port 0 (/var/run/ptp4l): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[248992.817]: port 0 (/var/run/ptp4lro): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[248992.817]: ethtool ptp4l[248999.570]: port 1 (eth2): LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES ptp4l[248999.570]: selected local clock 000db9.fffe.6099f2 as best master ptp4l[248999.570]: port 1 (eth2): assuming the grand master role