From owner-freebsd-questions@FreeBSD.ORG Sat Aug 9 14:15:18 2014 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 03695574 for ; Sat, 9 Aug 2014 14:15:18 +0000 (UTC) Received: from smtp.infracaninophile.co.uk (smtp6.infracaninophile.co.uk [IPv6:2001:8b0:151:1:3cd3:cd67:fafa:3d78]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "smtp.infracaninophile.co.uk", Issuer "ca.infracaninophile.co.uk" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 6FB022FE4 for ; Sat, 9 Aug 2014 14:15:17 +0000 (UTC) Received: from seedling.black-earth.co.uk (seedling.black-earth.co.uk [81.2.117.99]) (authenticated bits=0) by smtp.infracaninophile.co.uk (8.14.9/8.14.9) with ESMTP id s79EF7Hu037266 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NO) for ; Sat, 9 Aug 2014 15:15:09 +0100 (BST) (envelope-from matthew@FreeBSD.org) Authentication-Results: lucid-nonsense.infracaninophile.co.uk; dmarc=none header.from=FreeBSD.org DKIM-Filter: OpenDKIM Filter v2.9.2 smtp.infracaninophile.co.uk s79EF7Hu037266 Authentication-Results: smtp.infracaninophile.co.uk/s79EF7Hu037266; dkim=none reason="no signature"; dkim-adsp=none; dkim-atps=neutral Message-ID: <53E62CE0.6040807@FreeBSD.org> Date: Sat, 09 Aug 2014 15:14:56 +0100 From: Matthew Seaman User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.6; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: freebsd-questions@freebsd.org Subject: Re: ipfw question .... References: <53E62D07.2030703@hiwaay.net> In-Reply-To: <53E62D07.2030703@hiwaay.net> X-Enigmail-Version: 1.6 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="8LSDqagda1vhaPPLScTUJSBUcFOJ7C5Ni" X-Virus-Scanned: clamav-milter 0.98.4 at lucid-nonsense.infracaninophile.co.uk X-Virus-Status: Clean X-Spam-Status: No, score=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lucid-nonsense.infracaninophile.co.uk X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 Aug 2014 14:15:18 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --8LSDqagda1vhaPPLScTUJSBUcFOJ7C5Ni Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable On 09/08/2014 15:15, William A. Mahaffey III wrote: > Why is there a limit on the # of logged denials by ipfw ? >=20 >=20 > Aug 6 18:52:20 kabini1 kernel: ipfw: limit 500 reached on entry 65500 Because otherwise someone could DoS you by causing ipfw to fill up a partition with log messages simply by sending a stream of packets at you over the network. Cheers, Matthew --=20 Dr Matthew J Seaman MA, D.Phil. PGP: http://www.infracaninophile.co.uk/pgpkey --8LSDqagda1vhaPPLScTUJSBUcFOJ7C5Ni Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.20 (Darwin) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQJ8BAEBCgBmBQJT5izpXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXQ2NTNBNjhCOTEzQTRFNkNGM0UxRTEzMjZC QjIzQUY1MThFMUE0MDEzAAoJELsjr1GOGkATPG4P/1ndokp4FicZqEbgRMOBjSGr kciuJtpXeiHNjrm0s0FQrGM/GA2TmbHUmtSPXf7kd33BmEr68Pe+tmGWGmQUsRQF BreOFmxDIZpPcUyogo8q5zNXhFX8GMGlzrC1pO1MsrI9HpCVGlLtAYNEMiSu4Hle WI4EVhc4GFNPxo3rGkhfWb+9VP9XNNSzZ+l3q7zQZ2YzVqD28UC52BdUixZXbs9X obQHYasOBCA244L1EUo6MpTWJpEqGTQ1VQBRLQoIPRPwe9JOoHMFfe4DSccZwCfk Ct0t8lBcmSxaNsaVI4ZWVaII8LcgBCYhtenMDuHrlTaEtAPzJnQgDhd14W2EZexI XLkLZX/8j9bqViW+dC1593nIhmNqTG0gcDcKqs/BFPv9TL/sRP/bvlCTYY8mDOJT gw/re/hgGKwcokY63wRRPzR6ix8UlKNpQNJI4L7FGI9MmC4O2udQN3JEo8/jmhR2 n2eLrLb7xTxHft8Uvu7nCjYqoR3zCraz1dfNp+sA/LqlRKZxXQwaq7RJ0xUshgZ5 K3r5ET/K99rg85B1H51tuXwZYCIIc6b+S35B/3cf1gYnLLt7ZXNUWYDsbR9B2en8 p5LoGjqm3lstCc1UVME8K8Cg462iEGCNVI1NL77X7E4hn6jjdrtCwJNJZMvPAWCc OTr7OVPIrD4iMMOxev4R =oWqw -----END PGP SIGNATURE----- --8LSDqagda1vhaPPLScTUJSBUcFOJ7C5Ni--