nanog mailing list archives

Re: Severe Packet loss


From: Charles Mills <w3yni1 () gmail com>
Date: Sat, 5 Nov 2011 14:05:50 -0400

Cogent had some planned maintenance during the 2-4a timeframe.

Furthermore there was some sluggishness and packet loss for some of my
customers that *seemed* to be centered around Ashburn, VA around 9-9:30 but
cleared up before I could get a good look at it or even before where it was
situated.


Chuck

On Sat, Nov 5, 2011 at 1:26 PM, Justin M. Streiner
<streiner () cluebyfour org>wrote:

On Sat, 5 Nov 2011, Gary Steers wrote:

 Is anyone else having major issue's tonight/this morning?

We our having issue's and our upstream provider is reporting route
flaps, the say its affecting quite a few networks but just checking if
anyone else is having issue's???


You'll generally get more helpful responses from NANOG and other forums if
you provide more detail than "major issue's[sic]" and "route flaps". People
will be more inclined to help or offer suggestions if you provide details
and have done some research into the problem already.

For example:
What major issues were you seeing?  Can those issues be defined with
traceroutes, snapshots of BGP route views, reproducible difficulties in
reaching a particular site, etc?  What other carriers were reporting
problems?  Can you provide a source and destination address that is having
connectivity issues?

When you say "our upstream provider", are you single-homed or multi-homed?

Speaking from my own little corner of the world, I haven't seen any major
connectivity problems here in the past 24 hours.

jms




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