nanog mailing list archives

Fwd: RE: Global routing table bloat


From: Hank Nussbacher <hank () att net il>
Date: Sun, 18 Feb 2001 20:04:56 +0200


Another responsible net-citizen.

-Hank

From: "Bluett, Mike" <mbluett () netcom ubc ca>
To: "'Hank Nussbacher'" <hank () att net il>, demco () cs ubc CA, mbluett () bc net,
        config () canet ca, shafik.hirjee () bellnexxia com
Subject: RE: Global routing table bloat
Date: Thu, 15 Feb 2001 14:24:18 -0800
X-Mailer: Internet Mail Service (5.5.2653.19)

Yes, we are aware of this and started last week to implement some further aggregation. Our upstream providers have to get their prefix filters updated before we can go ahead with the routing change. That process is almost complete.

Either tomorrow or early next week we should be cutting our routes by approx. 100 prefixes.

Have a great day!!!

Mike Bluett
BCNET

-----Original Message-----
From: Hank Nussbacher [mailto:hank () att net il]
Sent: Thursday, February 15, 2001 2:05 PM
To: demco () cs ubc CA; mbluett () bc net; config () canet ca;
shafik.hirjee () bellnexxia com
Subject: Global routing table bloat


AS271 has been lately seen to be sending out too many prefixes not based on
CIDR boundries, thereby increasing the global router table size:

ASnum    NetsNow NetsCIDR  NetGain  % Gain   Description
AS271        280      132      148   52.9%   University of British Columbia

See http://www.mcvax.org/~jhma/routing/ and
http://www.employees.org:80/~tbates/cidr-report.html
for further details.

I hope you can take the time to add the appropriate BGP filters so that the
we all do not suffer from global router table bloat.

Thanks,
Hank



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