From owner-freebsd-net@FreeBSD.ORG Fri Dec 17 23:22:08 2004 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8F06B16A4CE for ; Fri, 17 Dec 2004 23:22:08 +0000 (GMT) Received: from odin.ac.hmc.edu (Odin.AC.HMC.Edu [134.173.32.75]) by mx1.FreeBSD.org (Postfix) with ESMTP id 6713043D5A for ; Fri, 17 Dec 2004 23:22:08 +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 iBHNMM4Z003029; Fri, 17 Dec 2004 15:22:22 -0800 Received: (from brdavis@localhost) by odin.ac.hmc.edu (8.13.0/8.13.0/Submit) id iBHNMMup003028; Fri, 17 Dec 2004 15:22:22 -0800 Date: Fri, 17 Dec 2004 15:22:22 -0800 From: Brooks Davis To: Mike Hunter Message-ID: <20041217232222.GB32399@odin.ac.hmc.edu> References: <005801c4e42a$a1825890$9f90a8c0@donatas> <20041217223519.GB27607@odin.ac.hmc.edu> <20041217230349.GA15905@ack.Berkeley.EDU> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="tThc/1wpZn/ma/RB" Content-Disposition: inline In-Reply-To: <20041217230349.GA15905@ack.Berkeley.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: freebsd-net@freebsd.org cc: Donatas Subject: Re: vlan double tagging X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 17 Dec 2004 23:22:08 -0000 --tThc/1wpZn/ma/RB Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Dec 17, 2004 at 03:03:49PM -0800, Mike Hunter wrote: > On Dec 17, "Brooks Davis" wrote: >=20 > > On Fri, Dec 17, 2004 at 01:22:02PM +0200, Donatas wrote: > > > hello, > > > i'd like to ask if there's any possibility to pass double tagged vlan= packets through freebsd 5.x routers? > > > and....how many level1 vlans are supported on one parent device? > >=20 > > I don't know what happens with double tagged vlan packets. >=20 > I think what he's asking about is whether FreeBSD prevents any of the > nasty hacks that can be accomplished by double-tagging frames, or if there > is something he can do with netgraph to prevent such badness. My suspicion is that FreeBSD will drop the packets unless you configure a vlan interface on the vlan interface. -- 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 --tThc/1wpZn/ma/RB Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (GNU/Linux) iD8DBQFBw2otXY6L6fI4GtQRAl00AKC2s5C5KVEOsoFebOxNeAU2Q7d3dACfcHIy PGI85cX5Eh0fsoMwnSJ0llY= =x6Tp -----END PGP SIGNATURE----- --tThc/1wpZn/ma/RB--