> Date: Mon, 20 Aug 2007 16:11:44 -0400 > From: Mike Tancsa <[EMAIL PROTECTED]> > Sender: [EMAIL PROTECTED] > > > At 03:54 PM 8/20/2007, Dan Armstrong wrote: > >We're going crazy up here, I'm trying to nail down where exactly the > >problem is - We don't use Cogent anywhere, but we're having terrible > >problems with Bell and many sites in Europe... > > Bell uses Cogent in a large way. The second traceroute was from an IP > in their AS (577) out. I am prepending out Cogent, but Bell does > everything it can not to use Teleglobe so I am having problems > influencing their routes to come back that way. They also have a > very odd path out of Chicago. This is from a site in Toronto (source > IP in AS577) back to me peering with Cogent's router in Toronto... > Toronto, Chicago, Kansas, Texas, Washington, Boston, Albany, > Toronto. Thats quite the milk run. Usually its Toronto, Chicago, Toronto. >
Almost certainly the fiber cut of last night. Still down after >19 hours. Not a pretty picture for those lacking diversity between Chicago and points east. -- R. Kevin Oberman, Network Engineer Energy Sciences Network (ESnet) Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab) E-mail: [EMAIL PROTECTED] Phone: +1 510 486-8634 Key fingerprint:059B 2DDF 031C 9BA3 14A4 EADA 927D EBB3 987B 3751
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