From owner-freebsd-hackers  Fri May 17 01:01:53 1996
Return-Path: owner-hackers
Received: (from root@localhost)
          by freefall.freebsd.org (8.7.3/8.7.3) id BAA25477
          for hackers-outgoing; Fri, 17 May 1996 01:01:53 -0700 (PDT)
Received: from time.cdrom.com (time.cdrom.com [204.216.27.226])
          by freefall.freebsd.org (8.7.3/8.7.3) with ESMTP id BAA25471
          for <hackers@FreeBSD.org>; Fri, 17 May 1996 01:01:50 -0700 (PDT)
Received: from localhost (localhost [127.0.0.1]) by time.cdrom.com (8.7.5/8.6.9) with SMTP id BAA13425; Fri, 17 May 1996 01:00:33 -0700 (PDT)
To: "Brett L. Hawn" <blh@nol.net>
cc: hackers@FreeBSD.org
Subject: Re: hrmm 
In-reply-to: Your message of "Fri, 17 May 1996 00:45:19 CDT."
             <Pine.SOL.3.93.960517004231.6482A-100000@dazed.nol.net> 
Date: Fri, 17 May 1996 01:00:33 -0700
Message-ID: <13423.832320033@time.cdrom.com>
From: "Jordan K. Hubbard" <jkh@time.cdrom.com>
Sender: owner-hackers@FreeBSD.org
X-Loop: FreeBSD.org
Precedence: bulk

> I've been sitting here watching ICMPs for kicks and I had an idea though I
> can't say as how useful it might be... I was thinking of a kernel level ICMP
> logging utility that would be set using sysctl with appx 3 different levels
> of logging. 

Or how about this idea:

Have a general purpose packet-filter device (call it, say, bpfilter)
and a program to read from it in whatever detail you wish.  We could
call that program `tcpdump' :-)

					Jordan