[nsp] NAT spiking CPU

[Rick G]

> Just ran into an interesting situation where, when the public side of a
> NAT connection goes down, the router CPU spikes to 100%, effectively
> restricting all traffic flow inside the network.  This is a 2611XM
> router.  Has anyone seen this happen?  Thank you in advance.

I saw this happen a few weeks back with the worm activity and router did not
have CEF enabled.

Eric