1、INITIALNAME=`ls /etc/sysconfig/network-scripts/ifcfg-en*`
2、EXPECTNAME=ifcfg-eth0
3、sed -i 's/DEVICE.*/DEVICE=eth0' $INITIALNAME
4、mv $INITIALNAME /etc/sysconfig/network-scripts/$EXPECTNAME
5、sed -i 's/GRUB_CMDLINE_LINUX="/GRUB_CMDLINE_LINUX="net.ifnames=0 biosdevname=0 /g' /etc/default/grub
6、grub2-mkconfig -o /boot/grub2/grub.cfg
7、echo "please reboot system"