[190838] in North American Network Operators' Group
RE: EVERYTHING about Booters (and CloudFlare)
daemon@ATHENA.MIT.EDU (Naslund, Steve)
Thu Jul 28 12:12:30 2016
X-Original-To: nanog@nanog.org
From: "Naslund, Steve" <SNaslund@medline.com>
To: "nanog@nanog.org" <nanog@nanog.org>
Date: Thu, 28 Jul 2016 16:12:25 +0000
In-Reply-To: <f4d5a2c7-46a9-f259-f6f3-3d322d7b2aa5@meetinghouse.net>
Errors-To: nanog-bounces@nanog.org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==
