I have read this:
http://discussions.nokia.co.uk/discussions/board/message?board.id=swupdate&thread.id=9585&view=by_date_ascending&page=1
That I can update my N80 to N80ie via the NSU or FOTA but when I do either of these, I only get the N80 firmware (which I've just upgraded to the latest available).
Any ideas?