if you are talking about your wireless settings, such as wifi accounts or setting your network shared keys or passwords, you can use a great program called Makisu.. it can be found here:
http://www.winmo-experts.com/viewtopic.php?f=8&t=3
and if you are looking for a good way to back up all of your programs and pretty much anything else, look for Sashimi, which can be found on the same forums..