[c-nsp] front-end box to protect wimpy Cisco router from DoS?

[Brad Henshaw]

Ed Ravin:

> I have an elderly 7200 NPE-225 box on my network that has no 
> problem handling normal traffic, but every now and then 
> someone sends a DoS attack in its general direction and the 
> poor thing is unable to do anything useful

What type of interface(s) connect the 7200 upstream and what traffic
rates & packet types are killing the box?

~Brad