[88751] in North American Network Operators' Group

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Re: Disaster recovery using as-prepend?

daemon@ATHENA.MIT.EDU (Florian Weimer)
Thu Feb 16 10:10:34 2006

From: Florian Weimer <fw@deneb.enyo.de>
To: "Christopher J. Pilkington" <christopher.j.pilkington@gmail.com>
Cc: nanog@merit.edu
Date: Thu, 16 Feb 2006 16:10:02 +0100
In-Reply-To: <6004a3f50602160656k4cd97047x@mail.gmail.com> (Christopher
	J. Pilkington's message of "Thu, 16 Feb 2006 09:56:43 -0500")
Errors-To: owner-nanog@merit.edu


* Christopher J. Pilkington:

> We have a disaster recovery site which will have a clone of the myriad
> production servers.  We'd like to fail over to that site
> automagically.
>
> I'm thinking advertising the same prefix and just doing several
> as-prepends.  However, now I'm not sure if this is a polite thing to
> do or not.

Can your backup servers run in parallel to your primary servers?  How
do you handle conflicting updates (assuming that the services are not
completely stateless)?

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