Re: [93attendees] Major Outage Update

Stephane Bortzmeyer <bortzmeyer+ietf@nic.fr> Thu, 23 July 2015 16:30 UTC

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Date: Thu, 23 Jul 2015 18:29:32 +0200
From: Stephane Bortzmeyer <bortzmeyer+ietf@nic.fr>
To: Jim Martin <jrmii@isc.org>
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Subject: Re: [93attendees] Major Outage Update
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On Thu, Jul 23, 2015 at 06:20:11PM +0200,
 Jim Martin <jrmii@isc.org> wrote 
 a message of 60 lines which said:

> We had a catastrophic failure of half of the core switch stack, and
> the remaining half became very confused. After a power cycle, we
> migrated all of the links to the edge switches from the dead switch
> to the good one, and adjusted the configs to account for the
> changes.

And why a switch failure let IPv6 working but not IPv4? (Just curious,
thanks for the job, anyway, I know it is demanding and unrewarding.)