http://hotkeynet.com/ should answer some questions but I think you have been there. You need to set the Slave up on an IP address. I am sure there are examples of it there. Also Freddie watchs there more then here (He is GM of it, and author of HKN)

After you get anything working on both systems, the rest just fall in place. Mouse clicks are a bit more then in WOW as you hold down a key when you click.