[115018] in North American Network Operators' Group
Re: Facility wide DR/Continuity
daemon@ATHENA.MIT.EDU (Roland Dobbins)
Wed Jun 3 08:21:17 2009
From: Roland Dobbins <rdobbins@arbor.net>
To: NANOG list <nanog@nanog.org>
In-Reply-To: <F3318834F1F89D46857972DD4B411D700FC91A85@EXCHANGE.thenap.com>
Date: Wed, 3 Jun 2009 19:21:26 +0700
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
On Jun 3, 2009, at 7:09 PM, Drew Weaver wrote:
> What is the best way to handle the routing? Obviously two devices
> cannot occupy the same IP address at the same time, so how do you
> provide that instant 'cut-over'?
Avoid 'cut-over' entirely - go active/active/etc., and use DNS-based
GSLB for the various system elements.
-----------------------------------------------------------------------
Roland Dobbins <rdobbins@arbor.net> // <http://www.arbornetworks.com>
Unfortunately, inefficiency scales really well.
-- Kevin Lawton
