i cannot get windows to use the 2nd ethernet jack on my new PC as a quick and dirty uplink for my old PC unless i want to (1) use wifi as the uplink or (2) manually set IPs on both computers and be satisfied with no internet on the old one.
like, ICS/bridging absolutely are not doing what they should do, before we even get into how they could be a lot clearer about what they say they do.
yes, this is not the best network topology and I could get a cheap hub or something instead of having wasted the past two hours, but that's not the point; there is absolutely no reason this shouldn't Just Work™ if Gran-Gran is a part of your target market.