Vcenter cloned a virtual machine and found that the network card could not be found when it started, as shown below:
> service network restart Bringing ip loopback interface Bringing up interface eth0: Device eth0 does not seem to be present, denitialization.
The reason is that the physical MAC and the system MAC are inconsistent.
vim /etc/rc.local # Join as follows: >/etc/udev/rules.d/70-persistent-net.rules # Restart
Or delete the
70-persistent-net.rules`` file, and then restart the system to regenerate it.