From owner-freebsd-questions@FreeBSD.ORG Tue Oct 30 12:13:34 2007 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 8754316A41B for ; Tue, 30 Oct 2007 12:13:34 +0000 (UTC) (envelope-from iaccounts@ibctech.ca) Received: from pearl.ibctech.ca (pearl.ibctech.ca [208.70.104.210]) by mx1.freebsd.org (Postfix) with ESMTP id 1D83413C4A7 for ; Tue, 30 Oct 2007 12:13:33 +0000 (UTC) (envelope-from iaccounts@ibctech.ca) Received: (qmail 19853 invoked by uid 1002); 30 Oct 2007 12:13:14 -0000 Received: from iaccounts@ibctech.ca by pearl.ibctech.ca by uid 89 with qmail-scanner-1.22 (spamassassin: 2.64. Clear:RC:1(208.70.104.100):. Processed in 6.38632 secs); 30 Oct 2007 12:13:14 -0000 Received: from unknown (HELO ?192.168.30.110?) (steve@ibctech.ca@208.70.104.100) by pearl.ibctech.ca with (DHE-RSA-AES256-SHA encrypted) SMTP; 30 Oct 2007 12:13:08 -0000 Message-ID: <47271FE3.8050806@ibctech.ca> Date: Tue, 30 Oct 2007 08:13:23 -0400 From: Steve Bertrand User-Agent: Thunderbird 2.0.0.6 (Windows/20070728) MIME-Version: 1.0 To: Stephen Allen References: <47264FD7.2040807@brookes.ac.uk> In-Reply-To: <47264FD7.2040807@brookes.ac.uk> X-Enigmail-Version: 0.95.4 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: FreeBSD Questions Subject: Re: How to provide fail-over capability for servers? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 Oct 2007 12:13:34 -0000 > I will have 3 net-facing servers which must be available 24/7. I had > planned to have an additional box located in a different building on the > same site (in case of part power-outage) that will run VMware server and > host all the fail-over servers. Is it safe to assume that both boxes, albeit being in different buildings on the same site are located within the same logical network? If that is the case, you may want to see if CARP will do what you want: http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/carp.html Steve