[110257] in North American Network Operators' Group
Re: Failover solution using BGP
daemon@ATHENA.MIT.EDU (Florian Weimer)
Wed Dec 31 10:36:39 2008
From: Florian Weimer <fw@deneb.enyo.de>
To: Roland Dobbins <rdobbins@cisco.com>
Date: Wed, 31 Dec 2008 16:36:16 +0100
In-Reply-To: <46D33FAA-542F-4942-8FB8-72597F2AEF7B@cisco.com> (Roland
Dobbins's message of "Wed, 31 Dec 2008 21:48:50 +0800")
Cc: nanog@nanog.org
Errors-To: nanog-bounces@nanog.org
* Roland Dobbins:
> Have they considered doing GSLB via DNS rather than playing routing
> games? Seems as if it might answer better, be less complex, et. al.
I suspect they want to solve the split brain problem, which would
explain the strong, non-negotiable requirement of traffic flow to only
one site. DNS tweaks won't help with that (and to be honest, BGP
doesn't address it, either).