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Old 01-07-2014, 15:00   #14
Qtx
Inactive
 
Join Date: May 2012
Location: Probably outside the M25
Services: Sky Fibre Unlimited 40/10
Posts: 3,473
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Re: BT admits DNS outage at weekend

Quote:
Originally Posted by Ignitionnet View Post
EDIT: A swift chat indicates that the issue was due to routing problems between 2 autonomous systems on the BT network. Various services including name, Cleanfeed, etc, are hosted in 5400, customer subnets including the one I'm using are hosted in 2856, and they stopped talking to each other, at one point there was a single route with those two systems in its path. Ooops.

route: 109.144.0.0/12
descr: BT Public Internet Service
origin: AS2856
Mystery solved, great edit! Explains the prefix gap. Guess they would now have added another route with a lower weight or local preference to minimise future failures between the two...

---------- Post added at 14:00 ---------- Previous post was at 14:00 ----------

Quote:
Originally Posted by Uncle Peter View Post
xe is usually used to denote 10GbE on Juniper devices

te for Ciscos
Cheers for the info!
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