Re: Code Red - Network Impact?

6 Aug 2001

      On Tue, Aug 07, 2001 at 11:09:51AM +1200, Mark Davies wrote:

    A cisco 2600 with a rather ugly set of access-lists having to deal
    with the probes for an entire Class B net.  I was somewhat
    surprised that it couldn't deal with it as it was only about 100
    probes a second (this was last Friday).  Tweaking the access-lists
    got the load down to about 40-50%.

What IOS version? Are you running compiled ACLs?  That seems to help a
fair bit if your CPU bound due to access-list activity.  Also, you can
try "show access-list blah" and reorder the most frequent terms to
nearer the top.

  --cw
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Re: Code Red - Network Impact?

Chris Wedgwood