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Date:      Wed, 29 May 2002 09:30:53 -0700
From:      Kris Kennaway <kris@obsecurity.org>
To:        Lim Wee Guan <weeguan@hem.passagen.se>
Cc:        freebsd-security@FreeBSD.ORG
Subject:   Re: Snort producing tcpdump unreadable binary files.
Message-ID:  <20020529093053.B94904@xor.obsecurity.org>
In-Reply-To: <20020529210806.A29200@nexus>; from weeguan@hem.passagen.se on Wed, May 29, 2002 at 09:08:06PM %2B0800
References:  <20020529210806.A29200@nexus>

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On Wed, May 29, 2002 at 09:08:06PM +0800, Lim Wee Guan wrote:

> However, after a while of logging, snort appears to go "crazy" and
> logs  apparently all packets (humongous log files are typical), and if
> I attempt to read the binary file using tcpdump -r, I get this
> message at the end of some valid packets: "tcpdump: pcap_loop: bogus
> savefile header"=20

I've seen that too; I think it's a problem with the version of pcap we
use.  I was getting the same problems with plain tcpdump (this is on
my PPPoE router system).

I'm also seeing snort dying very often inside libpcap.  I can't
remember if I've tried linking it against the newer version.

This isn't really a security question.

Kris

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