Nevermind... I just downloaded gminer instead and it works way better/easier "out of the box".

TCP port 3345 says:

"pool 0 JSON stratum auth failed: (unknown reason)

Mining shows up under "live" for about a minute and then disappears.

Hmm... tried Equihash too on TCP port 3336 and I get a "no pool to connect" error.

So I finally got my cgminer setup and working with my Nvidia 1070 and 1080 cards. cgminer shows a combined hash rate mining script of around 250kH/s (which seems really low, but that's a separate issue). But "Live Mining Status" on Prohashing.com shows that I am generating no hash at all. ...