Remove the. bak Nic backup from the virtual machine in VirtualBox

Virtual Machine: VirtualBox Virtual Host: RedHat5.4: after too many NICs are used at a time, when you use the "setup" command each time, there will always be several options similar to the NIC suffix ". bak. Cause: suffix ". bak "is a network card backup that is automatically backed up by the system after a network card is used. If your network card is deleted, you can directly change this backup network card file to its original name, that is, remove. bak suffix.

Virtual Machine: VirtualBox

VM: RedHat 5.4

Situation: after too many NICs are used at a time, when you use the "setup" command, there will always be several options similar to the NIC suffix ". bak.

Cause: suffix ". bak "is a network card backup that is automatically backed up by the system after a network card is used. If your network card is deleted, you can directly change this backup network card file to its original name, that is, remove. bak suffix.

Problem: but sometimes we don't like this backup Nic and want to delete it, but after deleting it from the NIC storage location:/etc/sysconfig/network-scripts, the setup command will still appear.

Solution: Enter the command in the terminal: system-config-network select the NIC you want to delete and click Delete above.