I saw traffic to/from that address going to/from some other internet
address, not mine, via tcpdump. That destination was one example of many
I was seeing that day (I think it was one of the bad blaster days). I
saw lots of other traffic from Cox IPs similar to mind bound for other
destinations as well. I'm not seeing it now, but I did see it before.

On Tue, 2003-09-09 at 10:54, Scott Harney wrote:
> Tim Fournet <[EMAIL PROTECTED]> writes:
> 
> > I can say that I've seen plenty of SMTP traffic going to/from the WBR
> > Parish Sheriff's Dept. account from my internet-pointing interface.
> > Maybe the switch ports are getting flooded by all the worm traffic and
> > defaulting back to broadcasting everything. 
> >
> 
> 
> Are you saying this SMTP traffic is *not* to/from your own external
> IP?  Ie the IP header portion of those packets carrying SMTP traffic
> do *NOT* have your external IP address in the Source or Destination IP
> fields.  this would be unexpected.  As long as source or dest of
> unicast packets contain your external IP address this is normal
> that you would see those packets.  
> 
> I would suspect that there is a misconfiguration somewhere causing 
> traffic for this "WBC Parish Sheriff's Dept. account" to go to/from
> your SMTP server address (ie. your external interface IP).  I'm thinking
> virus/worm at the WBR Sheriff Dept.
> 
> If you're seeing actually seeing packets that are not destined either
> src or dest you_external_IP, then there's a MAC address/ARP conflict
> going on.
> 

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