Proposed F19 Feature: systemd/udev Predictable Network Interface Names

[Matthew Garrett]

On Tue, Jan 29, 2013 at 12:32:30PM -0600, Dan Williams wrote:

> Except then you run into phones or WWAN cards that show up as Ethernet
> devices, but aren't really Ethernet but just IP-in-8023-frames because
> that was easier to do on Windows.  That one is quite fun, and there's no
> good way to catch them all.  We're obviously behind by marking them
> FLAG_WWAN in the kernel, which has to be done by device IDs, becasue
> some devices use standard cdc-ether or cdc-eem and you can't reliably
> tell them apart from some random D-Link DUB100.

Sure, but that's a fundamentally unsolvable problem - if my primary 
network connection is via a USB device there's a reasonable chance that 
it'll be called usb0 anyway. The name isn't providing extra information 
here.

-- 
Matthew Garrett | mjg59 at srcf.ucam.org