Snort mailing list archives

Re: Bad-Traffic message....


From: James Lay <jlay () slave-tothe-box net>
Date: Mon, 8 May 2006 10:22:28 -0600



On Mon, 08 May 2006 11:16:25 -0500
Paul Schmehl <pauls () utdallas edu> wrote:

Jeffery Gunter wrote:
I do not even have a piece of equipment with this address on my
network. I've tried Ping, Tracert and nothing comes back other than
seeing it go through my router to the internet but nothing after
that.


It's a private address, so it's not going to route on the internet. 
(The entire 10/8 is private.)  It may be an indication of a machine
on your network that has been compromised or even one that has a bad
NIC. You'll probably have to root around in your routers and switches
to track down the origin of it, but it *should* be coming from
something on your network, because your ISP should not be routing
10/8 traffic to you.

Heh....I'm going through that right now with my ISP at work...they are
routing EVERYTHING....even reserved traffic....I've seen popup spam
attempts from addresses like 1.1.1.1 and 0.0.90.5.

May want to verify that they aren't doing like mine is..

James


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