Mister E Man of I.T.

iPad App for RDP?

iTap RDP

Now of course, you would need to know about RDP to be looking for an app like this to begin with... but...

If for some reason you need to connect remotely to a Microsoft Terminal Services session, or perhaps just to remote one of your own PC's whilst at home, this app is just the thing. It is simple to use, works well for touch control and really does allow you to work on a Windows PC from your iPad.

Download it here