option masterOnly is deprecated, please use serverOnly instead ptp4l[250682.599]: ethtool ptp4l[250682.600]: selected /dev/ptp2 as PTP clock ptp4l[250682.604]: port 1 (eth2): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[250682.604]: port 0 (/var/run/ptp4l): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[250682.605]: port 0 (/var/run/ptp4lro): INITIALIZING to LISTENING on INIT_COMPLETE ptp4l[250682.605]: ethtool ptp4l[250689.411]: port 1 (eth2): LISTENING to MASTER on ANNOUNCE_RECEIPT_TIMEOUT_EXPIRES ptp4l[250689.411]: selected local clock 000db9.fffe.5f9572 as best master ptp4l[250689.411]: port 1 (eth2): assuming the grand master role