Sometimes, you are on a local area network, and want to hide your computer from prying eyes to others on the LAN. Here is a quick command line tip to do just that.
1. Open a command prompt (Start, type CMD and press enter).
2. To hide your computer from the Network Neighborhood or Network browser, type net config server /hidden:yes.
3. To un-hide your computer, just type net config server /hidden:no