Re: Quick and dirty "debian live" on USB stick.

[Chris Jones <cjns1989@gmail.com>]

On Wed, Dec 02, 2009 at 08:48:49PM EST, Stefan Monnier wrote:
> > I guess the "better way" is to read (and digest) whatever udev doc is
> > available and run enough tests, possibly with differenty hardware, and
> > get an in-depth understanding of how it really works. 
> 
> I understand just fine how it works: when the network interface is
> discovered (typically at boot), udev is asked to choose a name for
> that interface.  And /etc/udev/rules.d/75-persistent-net-generator.rules
> then saves the result as a new rule in
> /etc/udev/rules.d/70-persistent-net.rules that associates that
> interface's MAC address with the name that was chosen.
> There are 2 consequences:
> 1- next time this interface is found, the same name will be used (good).
> 2- when another interface is found, another name will be chosen: not so
> good, when you use your install on many different machines, since then
> each machine's interface will get a different interface name, even
> though they'll never be present at the same time.
> 
> So I use a boot-time rule which erases
> /etc/udev/rules.d/70-persistent-net.rules so the name is chosen anew
> each time (and will basically always be eth0).
> 
> Same for the cdrom drive names.

Crystal-clear.

Thanks for doing my homework for me :-)

CJ