From owner-freebsd-security Wed Oct 16 2:37:39 2002 Delivered-To: freebsd-security@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8589F37B401 for ; Wed, 16 Oct 2002 02:37:37 -0700 (PDT) Received: from south.nanolink.com (south.nanolink.com [217.75.134.10]) by mx1.FreeBSD.org (Postfix) with SMTP id B74E643E8A for ; Wed, 16 Oct 2002 02:37:32 -0700 (PDT) (envelope-from roam@ringlet.net) Received: (qmail 26183 invoked by uid 85); 16 Oct 2002 09:46:20 -0000 Received: from office.sbnd.net (HELO straylight.ringlet.net) (217.75.140.130) by south.nanolink.com with SMTP; 16 Oct 2002 09:46:19 -0000 Received: (qmail 67828 invoked by uid 1000); 16 Oct 2002 09:37:16 -0000 Date: Wed, 16 Oct 2002 12:37:15 +0300 From: Peter Pentchev To: Danny.Carroll@mail.ing.nl Cc: maildrop@qwest.net, freebsd-security@freebsd.org Subject: Re: FW: monitor ALL connections to ALL ports Message-ID: <20021016093715.GX372@straylight.oblivion.bg> Mail-Followup-To: Danny.Carroll@mail.ing.nl, maildrop@qwest.net, freebsd-security@freebsd.org References: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="37cJpJlYZwAfNbm5" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.1i X-Virus-Scanned: by Nik's Monitoring Daemon (AMaViS perl-11d ) Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org --37cJpJlYZwAfNbm5 Content-Type: text/plain; charset=windows-1251 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Oct 16, 2002 at 10:48:01AM +0200, Danny.Carroll@mail.ing.nl wrote: > Something else you could do, if you want to put the effort into it is > to write a program that accepts all packets from ipfw (via a divert > rule) and then logs what you want before returning the untouched > packed back to ipfw. >=20 > Much like what natd does, except without the natting. > I am sure the natd sources would be very useful in this case. I am a bit surprised that nobody has mentioned ports/net/clog yet. It is simple yet effective; it does not log UDP packets, but this functionality may not be too hard to add. G'luck, Peter --=20 Peter Pentchev roam@ringlet.net roam@FreeBSD.org PGP key: http://people.FreeBSD.org/~roam/roam.key.asc Key fingerprint FDBA FD79 C26F 3C51 C95E DF9E ED18 B68D 1619 4553 This sentence every third, but it still comprehensible. --37cJpJlYZwAfNbm5 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.0 (FreeBSD) iD8DBQE9rTNL7Ri2jRYZRVMRAranAJwMca/ePOz/60K9qnn7HAuSZKq3cACfXqB3 kH1yH22Ybj3Rpr0p0xbBQMs= =45Kg -----END PGP SIGNATURE----- --37cJpJlYZwAfNbm5-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message