cp/etc/udev/rules.d/70-persistent-net.rules/etc/udev/rules.d/70-persistent-net.rules.bak
vi/etc/udev/rules.d/70-persistent-net.rules
SUBSYSTEM=="net",ACTION=="add",DRIVERS=="?*",ATTR{address}=="08:00:27:20:e4:96",ATTR{type}=="1",KERNEL=="eth*",NAME="eth0"
mv/etc/sysconfig/network-scripts/ifcf