[c-nsp] Simple NAT based IOS failover between providers

[Eric Helm]

Robert Boyle wrote:

> However, it doesn't work like that with IOS. I need it to fail over from 
> the primary to the secondary and simply changing the routes doesn't 
> accomplish that with IOS NAT in the test configs we have used. The $79 
> consumer router actively monitors the primary link for end to end 
> connectivity and switches when connectivity is lost. This is what I need 
> from the IOS based router as well.

See if this is what you are looking for:
http://www.cisco.com/en/US/products/sw/iosswrel/ps5413/products_feature_guide09186a00801d862d.html

/Eric