Not a great router - I don't recommend buying it. If you happen to have one already, you can flash Fractal's trailed dd-wrt and then flash Tomato. I tried it with Shibby 112 and all basic functions are working.
Edit: correct link below
http://www.dd-wrt.com/phpBB2/viewtopic.php?t=257957&sid=6a51d1621b4dec6d500b37db27aa5ff1
Edit: correct link below
http://www.dd-wrt.com/phpBB2/viewtopic.php?t=257957&sid=6a51d1621b4dec6d500b37db27aa5ff1