Originally Posted by JARblue

I think you're right in that it is a piece of hardware. My money is on the NIC at this point. There are some random driver things in the event logs but nothing critical and the research I've done on those particular errors don't really point to anything specific. The user is pretty computer savvy and cautious enough to ask about anything he's doing if isn't comfortable. Basically only windows updates have been installed since I did the reformat and reinstalled his necessary office software (MS Office and AutoCAD primarily). I kind of hope its the computer because it should be cheaper than replacing our network gear (although we're probably going to upgrade to a WatchGuard router here in the next few months anyway).