[CentOS] Centos 7 + SystemD + Predictable Network Interface Names

[m.roth at 5-cent.us]

Les Mikesell wrote:
> On Wed, Sep 24, 2014 at 1:06 PM,  <m.roth at 5-cent.us> wrote:
>>
>>> I'm trying Centos7 and using systemD. I've noticed that interfaces name
>> does not have anymore eth0,eth1, ethN but a different name.
>>>
>>> What do you think about predictable network if name assigned by
>>> systemd?
>>
>> They're doing it as emx, where x=[1...], except where it wants old
>> Sun-style pxdx... which I hate. I can live with emx, if I have to.
>
> What hardware is that on?   The only multi-NIC box I've installed so
> far is an HP with eno1 through eno4  plus ens2f0, ens2f1, ens3f0, and
> ens3f1.   A similar remote box has eno1-eno4 plus ensf0 and ensf1.
> I'm assuming the nics there are installed in a different slot....

Dell PowerEdges, R-various (720, 420, etc), which have two or four
on-board NICs.

     mark