[Snort-users] (no subject)

JJC cummingsj at ...11827...
Thu Dec 13 17:19:32 EST 2012


Right, but reading a smaller targeted file is always going to be
faster than a larger one.  I also regularly read multiple gig pcaps
without issue.

JJC

On Thu, Dec 13, 2012 at 3:00 PM, Joel Esler <jesler at ...1935...> wrote:
> I don't think that's the problem.  I have a 1.5GB pcap that I run for
> testing a specific type of rule quite regularly and it works fine.
>
> What happens when you run
> snort -c /etc/snort.conf -r <file> -l /path/to/alert/file -b
>
> ?
>
> --
> Joel Esler
> Senior Research Engineer, VRT
> OpenSource Community Manager
> Sourcefire
>
> On Dec 13, 2012, at 4:34 PM, JJC <cummingsj at ...11827...> wrote:
>
> There are also numerous utilities that can split the
> sessions/conversations out into multiple smaller pcaps..
>
> JJC
>
> On Thu, Dec 13, 2012 at 2:14 PM, Giles Coochey <giles at ...9346...> wrote:
>
> On 13/12/2012 20:56, Steve Marotta wrote:
>
> Hi,
>
>
>
> Is there a way to run Snort in NIDS mode on large (>500MB) pcap dumps? When
> I try to run snort –dev –l (mylog) –r (myfile) –c /etc/snort.conf, I get,
> “Value too large for defined data type” and “ERROR: Error getting pcaps”.
>
>
>
> Is this because the file I’m reading is too large? If so, is there a
> workaround?
>
>
>
>
>
> Have you tried tcpreplay to an interface that snort is listening on?
>
> --
> Regards,
>
> Giles Coochey, CCNA, CCNAS
> NetSecSpec Ltd
> +44 (0) 7983 877438
> http://www.coochey.net
> http://www.netsecspec.co.uk
> giles at ...9346...
>
>
> ------------------------------------------------------------------------------
> LogMeIn Rescue: Anywhere, Anytime Remote support for IT. Free Trial
> Remotely access PCs and mobile devices and provide instant support
> Improve your efficiency, and focus on delivering more value-add services
> Discover what IT Professionals Know. Rescue delivers
> http://p.sf.net/sfu/logmein_12329d2d
> _______________________________________________
> Snort-users mailing list
> Snort-users at lists.sourceforge.net
> Go to this URL to change user options or unsubscribe:
> https://lists.sourceforge.net/lists/listinfo/snort-users
> Snort-users list archive:
> http://sourceforge.net/mailarchive/forum.php?forum_name=snort-users
>
> Please visit http://blog.snort.org to stay current on all the latest Snort
> news!
>
>
> ------------------------------------------------------------------------------
> LogMeIn Rescue: Anywhere, Anytime Remote support for IT. Free Trial
> Remotely access PCs and mobile devices and provide instant support
> Improve your efficiency, and focus on delivering more value-add services
> Discover what IT Professionals Know. Rescue delivers
> http://p.sf.net/sfu/logmein_12329d2d
> _______________________________________________
> Snort-users mailing list
> Snort-users at lists.sourceforge.net
> Go to this URL to change user options or unsubscribe:
> https://lists.sourceforge.net/lists/listinfo/snort-users
> Snort-users list archive:
> http://sourceforge.net/mailarchive/forum.php?forum_name=snort-users
>
> Please visit http://blog.snort.org to stay current on all the latest Snort
> news!
>
>




More information about the Snort-users mailing list