From owner-freebsd-net@FreeBSD.ORG Fri Nov 26 09:13:21 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 3BB9316A4CE for ; Fri, 26 Nov 2004 09:13:21 +0000 (GMT) Received: from relay.bestcom.ru (relay.bestcom.ru [217.72.144.5]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7188843D41 for ; Fri, 26 Nov 2004 09:13:20 +0000 (GMT) (envelope-from glebius@freebsd.org) Received: from cell.sick.ru (root@cell.sick.ru [217.72.144.68]) by relay.bestcom.ru (8.13.1/8.12.9) with ESMTP id iAQ9DITJ093549 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL); Fri, 26 Nov 2004 12:13:19 +0300 (MSK) (envelope-from glebius@freebsd.org) Received: from cell.sick.ru (glebius@localhost [127.0.0.1]) by cell.sick.ru (8.12.11/8.12.8) with ESMTP id iAQ9DHq4084403 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 26 Nov 2004 12:13:18 +0300 (MSK) (envelope-from glebius@freebsd.org) Received: (from glebius@localhost) by cell.sick.ru (8.12.11/8.12.11/Submit) id iAQ9DH2n084402; Fri, 26 Nov 2004 12:13:17 +0300 (MSK) (envelope-from glebius@freebsd.org) X-Authentication-Warning: cell.sick.ru: glebius set sender to glebius@freebsd.org using -f Date: Fri, 26 Nov 2004 12:13:16 +0300 From: Gleb Smirnoff To: James Message-ID: <20041126091316.GA84369@cell.sick.ru> References: <20041125140641.GA78210@cell.sick.ru> <20041126025510.GA44246@scylla.towardex.com> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Content-Disposition: inline In-Reply-To: <20041126025510.GA44246@scylla.towardex.com> User-Agent: Mutt/1.5.6i X-Virus-Scanned: clamd / ClamAV version devel-20041013, clamav-milter version 0.75l on 127.0.0.1 X-Virus-Status: Clean cc: net@freebsd.org Subject: Re: route cacheing for gif(4) should be optional 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, 26 Nov 2004 09:13:21 -0000 On Thu, Nov 25, 2004 at 09:55:10PM -0500, James wrote: J> On Thu, Nov 25, 2004 at 05:06:41PM +0300, Gleb Smirnoff wrote: J> > Back to this problem: J> > J> > http://freebsd.rambler.ru/bsdmail/freebsd-net_2004/msg01305.html J> > J> > I've found two more people who dislike this feature of gif(4). J> > So I'd like to make it optional. J> > J> > We already have LINK2 flag removing sourceroute filter from gif(4), J> > which is commonly used in asymmetrically routed networks. I suggest J> > to use this flag also for disabling route cacheing, since asymmetricity J> > often appears in dynamically routed networks, and if one runs dynamic J> > routing, he probably wants to remove route cacheing, too. J> J> I'd think we should create a separate option for removing the route J> cache. Sometimes, certain people want to use the tunnel at the highest J> maximum performance possible with both sourceroute filter disabled J> and tunneling routes allocated at their creation time. Perhaps link3 is a J> good place for this option? There is no LINK3 flag :) However, gif(4) does not use LINK0 flag. It was used in past. We can utilize it now. Any objections? -- Totus tuus, Glebius. GLEBIUS-RIPN GLEB-RIPE