[127652] in North American Network Operators' Group

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Re: Email over v6

daemon@ATHENA.MIT.EDU (Mikael Abrahamsson)
Thu Jul 8 03:20:52 2010

Date: Thu, 8 Jul 2010 09:20:18 +0200 (CEST)
From: Mikael Abrahamsson <swmike@swm.pp.se>
To: NANOG list <nanog@nanog.org>
In-Reply-To: <EMEW3|d6be0ef029e208031584a466dae0fa42m6788q03tjc|ecs.soton.ac.uk|2D9C4F16-7679-4D49-AC91-130518DEB25C@ecs.soton.ac.uk>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

On Thu, 8 Jul 2010, Tim Chown wrote:

> 	Received: 	from s0.nanog.org (s0.nanog.org =
> [2001:48a8:6880:95::20]) by crow.ecs.soton.ac.uk (crow.ecs.soton.ac.uk =
> [2001:630:d0:f110::25b]) envelope-from =
> <nanog-bounces+tjc=3Decs.soton.ac.uk@nanog.org> with ESMTP id =
> m673381995435214jA ret-id none; Thu, 08 Jul 2010 03:03:19 +0100
> 	Received: 	from localhost ([::1] helo=3Ds0.nanog.org) by =
> s0.nanog.org with esmtp (Exim 4.68 (FreeBSD)) (envelope-from =
> <nanog-bounces@nanog.org>) id 1OWgRQ-000HxK-8m; Thu, 08 Jul 2010 =
> 02:02:20 +0000
> 	Received: 	from outgoing03.lava.net =
> ([2001:1888:0:1:202:b3ff:fe1d:6b98]) by s0.nanog.org with esmtp (Exim =
> 4.68 (FreeBSD)) (envelope-from <tony@lava.net>) id 1OWgPi-000G1S-Si for =
> nanog@nanog.org; Thu, 08 Jul 2010 02:00:35 +0000

One other thing I also notice is that there is a high correlation between 
use of TLS and IPv6, I guess a lot of people with IPv6 clue also enable 
TLS:

Received: from s0.nanog.org (s0.nanog.org [IPv6:2001:48a8:6880:95::20])
     (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits))
     (No client certificate requested)
     by uplift.swm.pp.se (Postfix) with ESMTPS id F1B959F
     for <swmike@swm.pp.se>; Thu,  8 Jul 2010 09:10:41 +0200 (CEST)

-- 
Mikael Abrahamsson    email: swmike@swm.pp.se


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