From owner-freebsd-questions Thu Feb 19 07:15:20 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id HAA00788 for freebsd-questions-outgoing; Thu, 19 Feb 1998 07:15:20 -0800 (PST) (envelope-from owner-freebsd-questions@FreeBSD.ORG) Received: from gatekeeper.barcode.co.il (gatekeeper.barcode.co.il [192.116.93.17]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id HAA00727 for ; Thu, 19 Feb 1998 07:15:11 -0800 (PST) (envelope-from nadav@barcode.co.il) Received: (from smap@localhost) by gatekeeper.barcode.co.il (8.8.7/8.8.7) id RAA17929; Thu, 19 Feb 1998 17:07:49 +0200 (IST) (envelope-from nadav@barcode.co.il) X-Authentication-Warning: gatekeeper.barcode.co.il: smap set sender to using -f Received: from localhost.barcode.co.il(127.0.0.1) by gatekeeper.barcode.co.il via smap (V2.0) id xma017927; Thu, 19 Feb 98 17:07:32 +0200 Message-ID: <34EC4C53.6066@barcode.co.il> Date: Thu, 19 Feb 1998 17:14:27 +0200 From: Nadav Eiron X-Mailer: Mozilla 3.0 (X11; I; SunOS 5.6 sun4u) MIME-Version: 1.0 To: "Maruca, Fran" CC: "'bsd'" Subject: Re: Network trace utility References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Maruca, Fran wrote: > > Is there a utility available on BSD that will trace/decode traffic on an > attached network? I'm looking from something that will monitor traffic > and decode the packets into something a human can read much like a > Network General Sniffer. Any help is appreciated. > > Thanks, > Fran Maruca > Xyplex Networks > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message Have you taken a look at tcpdump??? It's interface is crude, but it is a very powerful tool. Be sure to read the man page and compile a kernel with bpfilter in it (see LINT for an example). Nadav To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message