http://www.informationweek.com/forum...9&tid=62801263
Go to Control Panel/Administration Tools/Services.
Below is the list of what I disabled on my system. Before disabling anything you should read the description to make sure it's not something you want, such as the firewall, which I disabled because I use ZoneAlarm instead. Simply unchecking the firewall checkbox only stops the service rather than disabling it.
internet connection firewall (icf) / internet connection sharing (ics) (note: get a better firewall like zone alarm)