Worm Bandwidth [was Re: Santa Fe city government computers knocked out by worm]

Petri Helenius pete at he.iki.fi
Fri Nov 28 22:08:51 UTC 2003

Sean Donelan wrote:

>ISPs don't have (much) control over third-party computers. But they can
>control their network capacity.  Of course, its not a complete solution.
>If you are a mid-level ISP, you may have a choke point to your customer
>but are vulnerable from your upstream provider. A better designed worm
>could impact even major backbones.
If you are an access provider, specially in the consumer space, you can 
do many things
to help the "Greater Internet" by keeping your own back yard in good shape.
In the transit business, you are expected to deliver the bits regardless 
of the content
so there the only viable option is to drop packets where the source or 
addresses don´t make sense.


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