[190455] in North American Network Operators' Group

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Re: IPv6 deployment excuses

daemon@ATHENA.MIT.EDU (Mikael Abrahamsson)
Tue Jul 5 01:29:40 2016

X-Original-To: nanog@nanog.org
Date: Tue, 5 Jul 2016 07:27:31 +0200 (CEST)
From: Mikael Abrahamsson <swmike@swm.pp.se>
To: Baldur Norddahl <baldur.norddahl@gmail.com>
In-Reply-To: <CAPkb-7DeW31M1dpOAU2hGmXkPBrQ_Nfj-LYWE-fp02663WmF9A@mail.gmail.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

On Mon, 4 Jul 2016, Baldur Norddahl wrote:

> The two other technologies mentioned do the same as MAP more or less, 
> but both requires carrier NAT, which is expensive for the ISP and has a 
> lack of control as seen from the end user point of view (no port 
> forwarding etc).

What it does however, is make things like GRE work. Some are surprised 
that there is actually non A+P protocols being used by customers. For 
instance legacy PPTP uses this, so some business VPNs run into problem 
with MAP or LW4o6.

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

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