Date: Mon, 24 Mar 2003 18:49:42 +0100 From: Eric Veraart <eric@monkey-online.net> To: freebsd-isp@FreeBSD.ORG Cc: LConrad@Go2France.com Subject: Re: Server redundancy over 2 co-locations Message-ID: <5.2.0.9.0.20030324184224.04831e98@mail.monkey-online.net> In-Reply-To: <5.2.0.9.0.20030323164230.047f5650@mail.monkey-online.net>
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I found an example of what I want, check http://cmi.autofailover.com/Services/Index.html. Does anyone have any programs/scripts to realize this under FreeBSD? At 05:13 PM 23/3/2003 +0100, Eric Veraart wrote: >Hello, > >We currently have a few webservers at location 1, and are planning to >place backup servers at location 2. Location 1 and 2 are seperated about >200km from each other. I want location 1 as the default location, and only >put location 2 active when location 1 is down. This because location 2 is >read-only, so the databases and documents on the two locations stay >consistent. I've been looking at a few ways to achieve this; >-The world famous F5 Networks 3-DNS controller; You pay for a lot of fancy >things that I don't need, because it can ballance the connection over >multiple locations, which I don't need. >-Some sort of round-robin system, that runs on both locations (primary at >location 1 and secondary at location 2) and checks if location 1 is still >up, and otherwise points to location 2. > >I don't know if I'll get problems with TTL times, DNS caches etc with the >round-robin system, or with the 3-DNS controller. > >What are your thoughts and experiences on this subject? > >Greetings, >Eric > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-isp" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
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