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RE: Level3 routing issues?

  • From: Kevin Welch
  • Date: Sat Jan 25 07:04:01 2003

Same results here, shut down SQL problem went away... started it back
up.. problem started again, so I shut them all down.  One side note all
the egress traffic headed out UU.NET, not our CW or Sprint DS3's...
since we have full routes from all carriers this may be an indicator of
the destination.  Too bad I have a 700MB netflow file I cannot load or
parse or I might be able to provide more detailed information as to a

Kevin Welch           
Network Engineer                The Iserv Company
Desk Ph: 616.493.0577       Cell Ph: 616.437.3861

-----Original Message-----
From: Blaine Kahle [] 
Sent: Saturday, January 25, 2003 2:54 AM
To: Kevin Welch
Cc: 'Alex Rubenstein'; 'hc';
Subject: Re: Level3 routing issues?

On Sat, Jan 25, 2003 at 02:05:42AM -0500, Kevin Welch wrote:
> I am seeing similar traffic loads on my network at this hour, one of
> MS SQL servers seemed to be sending a large amount of traffic out to
> Internet. Still looking into it but too similar for me to avoid
> an e-mail.

Same symptoms here. After disabling MS SQL, which required a reboot as
the process didn't want to shut down normally, the traffic stopped. I
found 3 boxes on our network that were generating massive amounts of
traffic, all of which run MS SQL.

Blaine Kahle

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