On 01/12/2011, at 11:29 AM, Mark Tinka wrote: > 1. WKP (which you say isn't working - we haven't > gone that route, so don't know). It's not that it doesn't work, it's not supported. :) (config)#nat64 prefix stateful 64:ff9b::/96 %NAT64: Cannot use the well-known prefix 64:FF9B::/96 for a stateful prefix Cheers, Tom