[188538] in North American Network Operators' Group

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Re: What services does Microsoft AS8075 provide when peering at IXPs?

daemon@ATHENA.MIT.EDU (Valdis.Kletnieks@vt.edu)
Sun Apr 3 19:04:23 2016

X-Original-To: nanog@nanog.org
To: Eric A Louie <elouie@yahoo.com>
From: Valdis.Kletnieks@vt.edu
In-Reply-To: <1563679100.953334.1459533776157.JavaMail.yahoo@mail.yahoo.com>
Date: Sun, 03 Apr 2016 19:04:14 -0400
Cc: NANOG List <nanog@nanog.org>
Errors-To: nanog-bounces@nanog.org

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On Fri, 01 Apr 2016 18:02:56 -0000, Eric A Louie via NANOG said:
> I suppose we have a customer who is an Azure customer that wants to kno=
w if=20
> their Azure traffic will stay in our network or still go through the In=
ternet.

As a practical matter, if they're using the answer for a security baselin=
e,
they're doing it wrong - they should be planning that based on the assump=
tion
that their traffic *will* ride the rails of the commodity Internet (due t=
o
outages or whatever).

Similarly, if they're looking at it for performance/latency, they need to=

fix their assumptions - your direct peering can be slow and congested, wh=
ile
there's actually a longer but faster path through someplace else....


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