Call for opinions: default naming policy for USB network interfaces: MAC/path/kernel?

[Ryan Harper]

On Thu, Apr 14, 2016 at 4:50 AM, Martin Pitt <martin.pitt at ubuntu.com> wrote:

> Martin Pitt [2016-04-06 12:56 +0200]:
> >  * MAC based (status quo): Emphasize the identity of the device that
> >    you connect
> >    + Works well on PCs/laptops where you want to connect your phone or
> >      USB 3G stick on an arbitrary USB slot.
> >
> >    - With boards like the RasPi you usually think in terms of
> >      location: The left port is for the external USB ethernet card,
> >      the right port for something else.
> >
> >    - You can't just take a pre-configured image and install it on a
> >      bunch of RasPis, as the configuration depends on the particular
> >      USB ethernet dongle that you plug in, so the names will be
> >      different on every deployed device, you can't keep a r/o
> >      image, and you need to adjust the configuration everywhere.
>
> For the record, forgot some minuses here:
>
>  - Long and ugly names
>

My preference would be to nix the long-ugly-mac-based names.
Location based would certainly be simpler to use in cli than the MAC ones

ifconfig enx000acd264533

doesn't really type out that cleaning very often.

I think we should do something like what Steve suggested w.r.t providing
some sort of persistent mapping via rules or config outside of the eth*
namespace.
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