From owner-freebsd-current@FreeBSD.ORG Tue Dec 28 22:59:31 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DAD1A16A4CE; Tue, 28 Dec 2004 22:59:31 +0000 (GMT) Received: from odin.ac.hmc.edu (Odin.AC.HMC.Edu [134.173.32.75]) by mx1.FreeBSD.org (Postfix) with ESMTP id A46DB43D45; Tue, 28 Dec 2004 22:59:31 +0000 (GMT) (envelope-from brdavis@odin.ac.hmc.edu) Received: from odin.ac.hmc.edu (localhost.localdomain [127.0.0.1]) by odin.ac.hmc.edu (8.13.0/8.13.0) with ESMTP id iBSMxTHC013799; Tue, 28 Dec 2004 14:59:29 -0800 Received: (from brdavis@localhost) by odin.ac.hmc.edu (8.13.0/8.13.0/Submit) id iBSMxTto013798; Tue, 28 Dec 2004 14:59:29 -0800 Date: Tue, 28 Dec 2004 14:59:29 -0800 From: Brooks Davis To: Skylar Thompson Message-ID: <20041228225929.GA13275@odin.ac.hmc.edu> References: <41D0FB74.2000901@ispworkshop.com> <41D1E3DA.4080704@cs.earlham.edu> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="0OAP2g/MAC+5xKAE" Content-Disposition: inline In-Reply-To: <41D1E3DA.4080704@cs.earlham.edu> User-Agent: Mutt/1.4.1i X-Virus-Scanned: by amavisd-new X-Spam-Status: No, hits=0.0 required=8.0 tests=none autolearn=no version=2.63 X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on odin.ac.hmc.edu cc: doc@freebsd.org cc: current@freebsd.org cc: Ong Beng Hui Subject: Re: FreeBsd as internet router X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Dec 2004 22:59:32 -0000 --0OAP2g/MAC+5xKAE Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable [cc'ing doc since I think this is really a doc issue. Please trim your reply list as needed] On Tue, Dec 28, 2004 at 04:53:14PM -0600, Skylar Thompson wrote: > Ong Beng Hui wrote: >=20 > >Hi, > > > >Looking thru the FreeBSD handbook... > > > >http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/index.html > > > >and Advanced Networking... > > > >http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/advanced-netwo= rking.html=20 > > > > > >Under Building a Router, it said... > > > >"Even when FreeBSD is configured in this way, it does not completely=20 > >comply with the Internet standard requirements for routers. It comes=20 > >close enough for ordinary use, however." > > > >Could someone advise, in what way FreeBSD doesn't comply with Internet > >standard requirements for routers ? Which internet standard it might be > >referencing to.=20 >=20 > The first thing that comes to mind is that FreeBSD doesn't pass on=20 > network broadcast packets by default. This violates RFC1812=20 > , which mandates that=20 > subnet broadcast packets must be passed on as specified in STD3=20 > . This actually is no=20 > longer good practice, so I'd say it's more prudence than an outright=20 > design flaw that FreeBSD doesn't comply with this. It's highly unlikely that any router ever built met every requirement of every relevant RFC at the time it shipped. As the above example demonstrates, doing so would not only be practically impossible, but quite stupid to boot. This paragraph should be taken out and shot. -- Brooks --=20 Any statement of the form "X is the one, true Y" is FALSE. PGP fingerprint 655D 519C 26A7 82E7 2529 9BF0 5D8E 8BE9 F238 1AD4 --0OAP2g/MAC+5xKAE Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (GNU/Linux) iD8DBQFB0eVRXY6L6fI4GtQRArBcAJ9WKKjJWbLuk5HJVVQJocunf8biKwCgvChy w4MmMBN3UB1aWckUtdRmWnM= =tpPn -----END PGP SIGNATURE----- --0OAP2g/MAC+5xKAE--