Hi Andrey1984,
Sorry for late reply.
List PTP test steps for you reference:
Host side
ifconfig eth0 down
ifconfig eth0 up
ifconfig eth0 0.0.0.0
ip addr add 10.0.0.1/24 dev eth0
ip link set dev eth0 up
timedatectl set-ntp false
date 010100002018
phc_ctl /dev/ptp0 set
phc_ctl /dev/ptp0 get
ptp4l -f gPTP.cfg -i eth0 -p /dev/ptp0 -mDUT side
ifconfig eth0 down
ifconfig eth0 up
ifconfig eth0 0.0.0.0
ip addr add 10.0.0.2/24 dev eth0
ip link set dev eth0 up
timedatectl set-ntp false
phc_ctl /dev/ptp0 get
ptp4l -f gPTP.cfg -i eth0 -p /dev/ptp0 -s -m