[76563] in North American Network Operators' Group
Re: verizon.net and other email grief
daemon@ATHENA.MIT.EDU (Daniel Karrenberg)
Thu Dec 16 06:53:33 2004
Date: Thu, 16 Dec 2004 12:52:19 +0100
From: Daniel Karrenberg <daniel.karrenberg@ripe.net>
To: Todd Vierling <tv@duh.org>
Cc: Simon Waters <simonw@zynet.net>, nanog@merit.edu
Mail-Followup-To: Todd Vierling <tv@duh.org>,
Simon Waters <simonw@zynet.net>, nanog@merit.edu
In-Reply-To: <Pine.NEB.4.61.0412140935240.14422@server.duh.org>
Errors-To: owner-nanog-outgoing@merit.edu
On 14.12 09:39, Todd Vierling wrote:
>
> That's definitely true, though it can be used successfully -- if there's a
> very reliable kill-switch to withdraw the advertisement in a moment, or some
> kind of fallback mechanism in place to handle gross failures.
Using this as the *only* remedy for unavailability of an anycast instance
is insufficient given the speed at which bad news travels in BGP. You want
to have the service available at multiple addresses with each of those
engineered as differently as possible.
Daniel
