70-persistent-net.rules file

File Location:/etc/udev/rules.d/70-persistent-net.rules

File function: Network card related information

File modification: Ifconfig-a View IP configuration

Modify the 70-persistent-net.rules file, MAC address and eht0 eth1 eth2 eth3 one by one corresponding

Use the "Cat 70-persistent-net.rules" command to see the correspondence between the network card device name and the MAC address.
If found in the "70-persistent-net.rules" file, a device name and MAC address does not correspond to the phenomenon, you can delete this file directly, and then restart the system, it is OK.

70-persistent-net.rules file