ifdown. is it really down?

[Bruno Wolff III]

On Sun, Jun 29, 2008 at 17:14:29 +0000,
  g <geleem at bellsouth.net> wrote:
> i am currently using f8 with most of updates install. not sure if ifup/ifdown
> is among them.
>
> i have a growing concern about operation of ifup and ifdown.
>
> i am noticing that when i 'ifdown eth0' is still see flashing of ethernet led
> on a 2wire 2701hg-b dsl modem.
>
> it was my understanding that using ifup and ifdown that this 2 commands would
> bring ethernet connection up and down, but ethernet led on modem is now making
> me believe other wise.

I don't believe that it is normal to power down the device when ifdown is
run. So the device will still flash is traffic is sent to it.