[36063] in North American Network Operators' Group

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Advanced Warning: Qwest/Lucent ATM upgrade

daemon@ATHENA.MIT.EDU (Sean Donelan)
Fri Mar 23 14:28:31 2001

Date: 23 Mar 2001 11:25:48 -0800
Message-ID: <20010323192548.22649.cpmta@c004.sfo.cp.net>
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To: nanog@merit.edu
From: Sean Donelan <sean@donelan.com>
Errors-To: owner-nanog-outgoing@merit.edu


Routing may be weirder than normal this evening.  Qwest is upgrading
their Lucent ATM switches to fix a bug, and needs to shutdown their
entire ATM backbone for a couple of hours.  Qwest hasn't responded to
my e-mails asking what is happening, but other ISPs have outlined
alternative routes they will be using.  Most will try to maintain
service by additional peering, deaggregated routes, or temporary
third-party transit.

Other providers use Lucent ATM switches.  I don't know if they
will also need to upgrade their networks at some time in the future
to fix the same problem.




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