[189313] in North American Network Operators' Group
RE: Question on peering strategies
daemon@ATHENA.MIT.EDU (Nick Ellermann)
Mon May 16 14:11:55 2016
X-Original-To: nanog@nanog.org
From: Nick Ellermann <nellermann@broadaspect.com>
To: Reza Motamedi <motamedi@cs.uoregon.edu>, "nanog@nanog.org"
<nanog@nanog.org>
Date: Mon, 16 May 2016 18:10:34 +0000
In-Reply-To: <CACGuEhGOauBexN3UGmgU7ZfZWqwzhYCOUp6rF7tRdQGo6xZeng@mail.gmail.com>
Errors-To: nanog-bounces@nanog.org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