* Matthias Scheler <tron@zhadum.org.uk> [Thu, 1 Feb 2007 12:12:35 
+0000]:
> On Thu, Feb 01, 2007 at 03:00:48AM +0300, Denis Lagno wrote:
> > Feb  1 01:41:53 flam ntpd[543]: Cannot find existing interface for
> > address 2002:8ac3:802d:1243:204:e2ff:fe10:5c44
>
> That's a 6to4 IPv6 address (see stf(4)) derived from the
> IPv4 address 138.195.128.45.
>
> There isn't by any change a Debian Linux box on the local subnet which
> is running a rogue 6to4 tunnel?

I am not aware of any Debians or 6to4 tunnels around me.  But I am 
connected to my provider over ethernet, and there can be virtually 
anything in my local subnet.

-- denis