General Information

Persistent network interface names prevent interfaces being renamed from “eth0” to “eth1” upon reboot. Instead, a name based upon BIOS/firmware information can be used if available.

Checklist

• Distro(s): Debian Based or Enterprise Linux

Install biosdevname

yum install biosdevname

Enable biosdevname as a parameter passed to the kernel

• EL7

  vim /etc/default/grub
   
  # Add to GRUB_CMDLINE_LINUX values
  GRUB_CMDLINE_LINUX="biosdevname=1"

• EL6

  vim /boot/grub/grub.conf
   
  # Append biosdevname=1 to all kernel lines. Example:
  kernel /vmlinuz-2.6.32-279.22.1.el6.x86_64 ro root=/dev/sda3 biosdevname=1