nanog mailing list archives

RE: [outages] News item: Blackberry services down worldwide, Egypt affected (not N.A.)


From: Leigh Porter <leigh.porter () ukbroadband com>
Date: Wed, 12 Oct 2011 16:12:31 +0000



-----Original Message-----
From: -Hammer- [mailto:bhmccie () gmail com]
Sent: 12 October 2011 17:10
To: nanog () nanog org
Subject: Re: [outages] News item: Blackberry services down worldwide,
Egypt affected (not N.A.)

I have been witness to N+1 HUMAN failures but never a N+1 hardware
failure or system/design failure that warranted questioning the need
for
N+2. Usually your N+1 failure is (as already referenced) pasting in a
bad config that gets replicated or something like that. Not saying the
hardware is perfect. It's just that I haven't personally seen a full
blown failure like that without human help.

You have not seen VIP2-40s and CEF in action ;-)

--
Leigh Porter


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