From owner-freebsd-hackers@FreeBSD.ORG Mon Aug 29 18:47:14 2005 Return-Path: X-Original-To: freebsd-hackers@freebsd.org Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 24BA616A41F; Mon, 29 Aug 2005 18:47:14 +0000 (GMT) (envelope-from brdavis@odin.ac.hmc.edu) Received: from odin.ac.hmc.edu (Odin.AC.HMC.Edu [134.173.32.75]) by mx1.FreeBSD.org (Postfix) with ESMTP id 3733843D49; Mon, 29 Aug 2005 18:47:13 +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 j7TIlCgf001027; Mon, 29 Aug 2005 11:47:12 -0700 Received: (from brdavis@localhost) by odin.ac.hmc.edu (8.13.0/8.13.0/Submit) id j7TIlCta001026; Mon, 29 Aug 2005 11:47:12 -0700 Date: Mon, 29 Aug 2005 11:47:12 -0700 From: Brooks Davis To: Max Laier Message-ID: <20050829184712.GF18276@odin.ac.hmc.edu> References: <001301c5acb2$36d8c820$020b000a@bartwrkstxp> <20050829175029.GC18276@odin.ac.hmc.edu> <200508292010.02732.max@love2party.net> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="WlEyl6ow+jlIgNUh" Content-Disposition: inline In-Reply-To: <200508292010.02732.max@love2party.net> User-Agent: Mutt/1.4.1i X-Virus-Scanned: by amavisd-new X-Spam-Status: No, hits=1.2 required=8.0 tests=DEAR_SOMETHING autolearn=no version=2.63 X-Spam-Level: * X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on odin.ac.hmc.edu Cc: freebsd-net@freebsd.org, Bart Van Kerckhove , thompsa@freebsd.org, freebsd-hackers@freebsd.org Subject: Re: Feature requests / inquiries. X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 29 Aug 2005 18:47:14 -0000 --WlEyl6ow+jlIgNUh Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Aug 29, 2005 at 08:09:43PM +0200, Max Laier wrote: > On Monday 29 August 2005 19:50, Brooks Davis wrote: > > On Mon, Aug 29, 2005 at 05:56:25PM +0200, Bart Van Kerckhove wrote: > > > Dear Sirs / Fellow Freebsd Freaks, > > > > > > I've been using FreeBSD for a while now as a routing/firewalling > > > platform, but recent developments in our network infrastructure confr= ont > > > me with some lack of features in the IPstack. > > > In a nutshell, i'm looking for support for (in order of importance to= me) > > > : (r)STP, ECMP, and LACP. > > > > > > For STP, i have found a patch that contained a port from netbsd code = of > > > if_bridge ; but i'm way too insecure about running this on a producti= on > > > system. > > > For ECMP, the only thing i found out was that there used to be a patc= hset > > > that did something like it, but went defunct after 4.8. > > > LACP: no idea at all, sorry :) > > > > > > As these are features we'll be using some time soon now, i can say we > > > _need_ them. I have even seriously considered moving to NetBSD; the l= ack > > > of NIC polling support for the intel chipsets i'm using is holding me > > > back at the moment. > > > I do not want to move over to linux, for various reasons. > > > So I figured perhaps some of the freebsd community is also interested= in > > > these features, and I might as well sponsor (part of?) its developmen= t. > > > Are there any persons interested in developing these features, or do = they > > > already exist and am I just plain ignorant (forgive me if that is the > > > case). Please note that i'm not interested in the netgraph approach, = as > > > that's (imho) just a hack around it, and it's not functioning with for > > > example gnu/zebra et all. > > > > > > I am looking for short- and long-term solutions, anything that's > > > developed trough sponsoring i'd be happy to contribute to the main tr= ee. > > > As this would be the first time we actually ask for a specific featur= e in > > > any OSS software, I could be way off the scale with the figures i had= in > > > mind. This would be about 200 to 400 euro per feature, the more impor= tant > > > ones like STP and ECMP are totally open to discussion. > > > > > > Any takers? Any enlightenment? Thanks for helping out in advance ;) > > > > if_bridge has been imported into FreeBSD 6.0 and I believe will be > > merged to 5.x before 5.5. >=20 > A candidate MFC patchset is at:=20 > http://people.freebsd.org/~thompsa/if_bridge-5stable.diff and is believed= to=20 > be production quality (judging from the reports for RELENG_6 so far). Th= ere=20 > might be minor problems and/or yet undiscovered problems, but only testin= g=20 > gets it there. Andrew is certainly thankful for any feedback! >=20 > > I can't speak for ECMP. > > > > LACP is supported by ng_fec. The fact that you don't like it is a > > seperate issue. FWIW, ng_fec only uses netgraph for configuration. > > It's not really a netgraph node. I'd personally like to see OpenBSD's > > if_trunk imported and LACP added, but I certainly don't have time. >=20 > It's certainly a good idea to look at if_trunk. I don't have hardware to= =20 > build a testbed, but I belive there are people out there who do and also = have=20 > the skills to make it happen. The main problem is: Whoever does this mus= t=20 > have (physical) access to a reasonable testbed and free time while there= =20 > (i.e. agreement with employer etc) I've got the equipment access, but lack the time. Untangling the mess in the VLAN and EtherChannel support has been on my like for a couple years now, but I have know idea when or if I'll get to it. FWIW, a Catalyst 2950 series switch will do EtherChannel and they appear to be available on e-bay for under $500 if someone wants to work on this. -- Brooks --=20 Any statement of the form "X is the one, true Y" is FALSE. 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