[176248] in North American Network Operators' Group
RE: Multi-homing with multiple ASNs
daemon@ATHENA.MIT.EDU (Curtis L. Parish)
Fri Nov 21 09:49:29 2014
X-Original-To: nanog@nanog.org
From: "Curtis L. Parish" <Curtis.Parish@mtsu.edu>
To: "nanog@nanog.org" <nanog@nanog.org>
Date: Fri, 21 Nov 2014 14:49:17 +0000
In-Reply-To: <CAP-guGUwqjXdcL+SB1FJs3OA8gX=gSqmoGE8yiT02zE2BPTpZA@mail.gmail.com>
Errors-To: nanog-bounces@nanog.org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