[Snort-users] home_net and ext_net question

Matt Kettler mkettler at ...4108...
Thu Apr 24 15:38:10 EDT 2003

At 02:38 PM 4/24/2003 -0700, Everist, Benjamin S. (NASWI) wrote:

> >Having HOME_NET encapsulate two or more networks can do funny things to the
> >Snort rules when one simply negates EXTERNAL_NET (i.e., var EXTERNAL_NET
> >!$HOME_NET, or some variant).
>What kinds of funny things?

It will do funny things if you try to do HOME_NET as a comma-delimited list 
and forget to put ['s around it. Otherwise it should be fine.

![,] is different than !,

I suspect this is where the "funny things" experience comes in, from 
someone errantly declaring:



More information about the Snort-users mailing list