"Michael C. Richardson" <mcr@sandelman.ottawa.on.ca> writes:
>   I have two internet connections: one gives me useful addressing, and
> appropriate business AUP, the other just gives me personal-use bandwidth
> (Wave@Home). I want to put a web cache on my firewall that will do #2 above
> to use the cable bandwidth instead of my ISDN bandwidth for HTTP. 

what i did once was use darren reed's ip-filter to 'fastroute' a
packet based upon its source ip address, on the loopback interface. I
then added a default route to loopback.

Then just make sure the web cache is binding to the cable ip address.

James.