Re: snort on OSSIM

[Joel Esler <jesler () sourcefire com>]

Have you tested to make sure that Snort is listening on all three interfaces that you describe below?  Or does Snort 
only accept the first one in this list?

I don't think you can do that "eth1,eth2,eth3" specification, I've never tested it, and have no way to do it right 
now...

J

On Mar 16, 2010, at 2:41 PM, Crook, Parker wrote:

> Kaushal,
>
> Ray is correct - I was using Snort on OSSIM for a quite a while and the snort files are located in /etc/snort.  As 
> far as tuning snort, you would still need to define your variables in the snort.ethX.conf file, where ethX is the 
> configuration file Snort will use for the respective interface.
>
> As far as configuring goes, there is a snort.debian.conf file that you can use to set some of your options (example 
> contents below):
>
> #this sets $HOME_NET in command-line call - leave empty if $HOME_NET is set #in you config file, else, define here.
> DEBIAN_SNORT_HOME_NET="192.168.0.0/16,1.2.3.0/24"
> #listen on eth1, eth2, and eth3 - starts multiple instances of snort, using #their respective config files
> DEBIAN_SNORT_INTERFACE="eth1,eth2,eth3"
> #use Berkley Packet Filter file
> DEBIAN_SNORT_OPTIONS="-F bpf.filt"
> DEBIAN_SNORT_SEND_STATS="true"
> DEBIAN_SNORT_STARTUP="boot"
> DEBIAN_SNORT_STATS_RCPT="root"
> DEBIAN_SNORT_STATS_THRESHOLD="1"
>
> Now, stepping outside of talking about Snort, if you are using OSSIM in all-in-one mode, then your output module for 
> Snort should already be configured and logging to your database out of the box (otherwise you will need to setup the 
> sensor->server communication channel in the OSSIM configs).  You can view alerts from Snort on the webpage under 
> Events->Alerts I believe...
>
> Hope this helps,
> Parker Crook
>
> -----Original Message-----
> From: Ray Caparros [mailto:arcy24 () gmail com]
> Sent: Tuesday, March 16, 2010 12:19 PM
> To: Kaushal Shriyan
> Cc: snort-users () lists sourceforge net
> Subject: Re: [Snort-users] snort on OSSIM
>
> Kaushal,
>
> I believe the snort instance in OSSIM is located at /etc/snort.
> Here's the link on their forum https://www.alienvault.com/forum/
>
> -Ray
>
> On Tue, Mar 16, 2010 at 11:29 AM, Kaushal Shriyan
> <kaushalshriyan () gmail com> wrote:
> > Hi
> >
> > I am newbie to snort. On what parameters or basis do i need to
> > configure ruleset in snort. I am using snort under OSSIM Application.
> >
> > Please suggest/guide.
> >
> > Thanks and Regards,
> >
> > Kaushal
> >
> > ------------------------------------------------------------------------------
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> ------------------------------------------------------------------------------
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> ------------------------------------------------------------------------------
> Download Intel&#174; Parallel Studio Eval
> Try the new software tools for yourself. Speed compiling, find bugs
> proactively, and fine-tune applications for parallel performance.
> See why Intel Parallel Studio got high marks during beta.
> http://p.sf.net/sfu/intel-sw-dev
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--
Joel Esler








------------------------------------------------------------------------------
Download Intel&#174; Parallel Studio Eval
Try the new software tools for yourself. Speed compiling, find bugs
proactively, and fine-tune applications for parallel performance.
See why Intel Parallel Studio got high marks during beta.
http://p.sf.net/sfu/intel-sw-dev
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