udev/network question

[Frantisek Hanzlik]

Frantisek Hanzlik wrote:
> Frank Murphy wrote:
>> On Mon, 16 Sep 2013 13:16:03 -0700
>> Gary Artim <gartim at gmail.com> wrote:
>>
>>> I have 6 nics that I'd like assigned like:
>>
>>>
>>> Any help greatly appreciated!
>>
>> http://www.freedesktop.org/wiki/Software/systemd/PredictableNetworkInterfaceNames/
>> (I don't like this, how do I disable this?)
>> on the kernel line place:
>> net.ifnames=0
>> to keep your eth*
>>
>> I have three that match what I want using above, on kernel line.
> 
> When You use 'net.ifnames=0', then systemd-udev ignore
> "/etc/udev/rules.d/NetworkNaming.rule". You get ethN interfaces,
...

More accurately, systemd-udev not ignore "/etc/udev/rules.d/NetNam.rule",
but when there is collision with existing interface name (e.g. rule state
renaming interface to eth0, but eth0 already exist), then does not
try some smarter fiddling with, but leave interface with name from kernel.