There's no proxy involved.
The Roku connects directly to the IPTV server of your choice, and pulls all of its menus and information from its responses.
It is a TRUE stb emulator, and isn't dependent on another intermediate system.
We've been working really hard on this, and have just released a new edition, I'd like to post this link where you can read all about the new features, and how to install, etc.
MODS, I leave it to your discretion if the link should be kept up or not.