From owner-freebsd-net@FreeBSD.ORG Sun Jan 4 15:12:59 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 3CDDA16A4CE for ; Sun, 4 Jan 2004 15:12:59 -0800 (PST) Received: from pit.databus.com (p70-227.acedsl.com [66.114.70.227]) by mx1.FreeBSD.org (Postfix) with ESMTP id 01EA443D55 for ; Sun, 4 Jan 2004 15:12:53 -0800 (PST) (envelope-from barney@pit.databus.com) Received: from pit.databus.com (localhost [127.0.0.1]) by pit.databus.com (8.12.10/8.12.10) with ESMTP id i04NCqcW071677; Sun, 4 Jan 2004 18:12:52 -0500 (EST) (envelope-from barney@pit.databus.com) Received: (from barney@localhost) by pit.databus.com (8.12.10/8.12.10/Submit) id i04NCqj5071676; Sun, 4 Jan 2004 18:12:52 -0500 (EST) (envelope-from barney) Date: Sun, 4 Jan 2004 18:12:52 -0500 From: Barney Wolff To: "Marc G. Fournier" Message-ID: <20040104231252.GA71628@pit.databus.com> References: <20040104162220.S28998@ganymede.hub.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040104162220.S28998@ganymede.hub.org> User-Agent: Mutt/1.5.5.1i X-Scanned-By: MIMEDefang 2.39 cc: freebsd-net@freebsd.org Subject: Re: Odd behaviour on em0 device in -stable ... I think ... 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: Sun, 04 Jan 2004 23:12:59 -0000 On Sun, Jan 04, 2004 at 04:31:41PM -0400, Marc G. Fournier wrote: > > The problem is that I want to move an IP from one of the other servers > (all with fxp interfaces) over to the 4th, with the em device ... I -alias > the IP from the fxp device, and alias it over to the em device, and I can > no longer access it remotely ... > > If I alias it onto any of hte other two fxp based servers, it works fine. Something, either the switch or the router, has a stale arp table entry. It's a little curious that this ever works, without resetting whatever it is. Perhaps the fxp's manage to send a gratuitous arp when taking on a new alias. -- Barney Wolff http://www.databus.com/bwresume.pdf I'm available by contract or FT, in the NYC metro area or via the 'Net.