From owner-freebsd-questions@FreeBSD.ORG Sun Jan 18 11:46:48 2004 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4D72516A4CE for ; Sun, 18 Jan 2004 11:46:48 -0800 (PST) Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by mx1.FreeBSD.org (Postfix) with ESMTP id E84AE43D2F for ; Sun, 18 Jan 2004 11:46:45 -0800 (PST) (envelope-from dan@dan.emsphone.com) Received: (from dan@localhost) by dan.emsphone.com (8.12.10/8.12.10) id i0IJkhk9098829; Sun, 18 Jan 2004 13:46:43 -0600 (CST) (envelope-from dan) Date: Sun, 18 Jan 2004 13:46:43 -0600 From: Dan Nelson To: Jer Message-ID: <20040118194643.GC1212@dan.emsphone.com> References: <6.0.1.1.2.20040118031949.01b247d8@data.multihaven.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6.0.1.1.2.20040118031949.01b247d8@data.multihaven.org> X-OS: FreeBSD 5.2-CURRENT X-message-flag: Outlook Error User-Agent: Mutt/1.5.5.1i cc: questions@freebsd.org Subject: Re: arp messages XXX is on but got reply.../multihoming problem X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 18 Jan 2004 19:46:48 -0000 In the last episode (Jan 18), Jer said: > 4.9-REL > > sis0: inside network 192.168.XXX.XXX > > xl0: connection to RR commercial via DHCP > assigned ip 24.172.21.XXX gateway 24.172.21.219 nat'd > > rl0: unused > > What I want to do is plug in an RR home connection to the rl0 interface so > rl0 would then look like > rl0: connection to RR home via DHCP > It got assigned an IP of 66.57.248.XX gateway 66.57.248.1 > > When I do this I get 1000's of > arp: 66.57.248.1 is on rl0 but got reply from 00:07:0d:aa:ec:54 on xl0 > > and the speed of the xl0 slows to a crawl until I unplug the rl0 NIC Make sure your xl0 and rl0 nics are not plugged into the same switch or hub. If they aren't, and your setup currently looks like: ___________ 24.172.21.219 24.172.21.XXX ( )---[RR business DSL box]---[xl0] ( Internet ) (___________)---[RR home DSL box]-------[rl0] 66.57.248.1 66.57.248.XX , then RR may have problems providing both business and home DSL to the same location, since there's no way xl0 should be getting ARPs from 66.57.248.1. -- Dan Nelson dnelson@allantgroup.com