KVM克隆CentOS6虚拟机后无法启动

启动网卡报如下错误：

 Bringing up interface eth0:  Device eth0 does not seem to be present,delaying initialization.                    [FAILED]

网卡配置文件ifcfg-eth0配置文件中并没uuid及mac地址

解决方法：

 # rm -rf /etc/udev/rules.d/70-persistent-net.rules
 # reboot