A great program that is a full-blown web server that will pan and tilt the Orbit through a web interface, deliver web-configurable video streams, write full log files, password-protect access and more. It's a really slick, sweet app.
There are two 3rd party Apps for iPhone on the market.
eyeCam
eyeCam makes it possible to view and control your webcams from anywhere on your iPhone or iPod Touch. Quickly flick through up to 20 cameras. ~USD 5.50