[181082] in North American Network Operators' Group

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Re: Anycast provider for SMTP?

daemon@ATHENA.MIT.EDU (Christopher Morrow)
Mon Jun 15 14:58:40 2015

X-Original-To: nanog@nanog.org
In-Reply-To: <CAP-guGU8fEZ4mHX4jaEFOaRqH_swtvbsSUArq4M9EgQEf-H7=w@mail.gmail.com>
Date: Mon, 15 Jun 2015 14:57:59 -0400
From: Christopher Morrow <morrowc.lists@gmail.com>
To: William Herrin <bill@herrin.us>
Cc: Joe Hamelin <joe@nethead.com>, NANOG list <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org

On Mon, Jun 15, 2015 at 2:54 PM, William Herrin <bill@herrin.us> wrote:
> Okay, granted you can probably cover your corner case here with a
> priority 20 MX that leads to a unicast address on one of the two
> servers. SMTP can let the rare fellow with the bisected packet flow
> gracefully fall back.

but 'well behaved smtp clients' should already be falling back right?

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