[nsp] Cisco NAT for only some outside interfaces?

Steve Francis sfrancis@expertcity.com
Fri, 02 Aug 2002 12:07:08 -0700


John Vaughan wrote:

>  However, if I _don't_ put 
>'ip nat outside' on my tunnel interfaces, will it do what I want and not 
>NAT any traffic that it sends through the tunnels? 
>
Yes. You will only be NAT'd going from a nat inside interface to a nat 
outside interface, and if you meet the NAT acl. Going to/from an 
interface that is not nat inside or outside will not result in NAT'ing.

Beware of CPU load when doing lots of NAT.