Persistent/consistent network interface names for fli4l
Big distros handle this by setting up udev rules according to a fixed
name scheme. This avoids possible name changing of network interfaces
with each boot process. Eth0 can for example become Eth4 if they both
are of the same type and use the same driver.
In the worst case this could lead to the router becoming randomly unaccessible
after a reboot. If your router is far away this is a big problem...
Ifrename was genereated form the sources of the wireless-tools