[CoLoCo] odd network interface

[NICK VERBECK]

Its used by Avahi. (eth0:avahi) would be the full name. I'm guessing
Avahi uses it to keep thing separate.

On 8/30/07, Jim Hutchinson <jim at ubuntu-rocks.org> wrote:
> Okay, here is something odd I just discovered. I was reconfiguring my
> wireless security tonight and while setting up my wife's laptop I ran
> ifconfig. In addition to eth0 (the wired interface) and eth1 (the wireless
> interface) I found this entry:
>
> eth0:avah Link encap:Ethernet  HWaddr 00:12:3F:FA:01:DB
>           inet addr:169.254.7.202  Bcast:169.254.255.255  Mask: 255.255.0.0
>           UP BROADCAST MULTICAST  MTU:1500  Metric:1
>           Interrupt:11
>
> Now, the laptop connects to the network wirelessly so eth0 isn't doing
> anything. What I'd like to know is what the heck eth0:avah is and how it has
> an address. Even more interesting is that I can ping that address from the
> laptop.
>
> Has anyone seen anything like this before? Any ideas what it is? My first
> paranoid reaction was that someone had set up an ad hoc connection but it's
> on the wrong adapter (wired) and as far as I know it was never running any
> service that would allow this anyway. Avahi came to mind because of the
> similar name (eth0:avah) but I never set that up and my wife doesn't have
> sudo rights.
>
> Thanks.
> Jim
>
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