One of the biggest problem if you have a laptop and work at home privilege is you’ll have to change network settings every time you move from home to work or other way around.
NetSetMan is a freeware which solves this problem for you. You can use NetSetMan and create 6 different profiles which you can use when you are in different physical locations.
NetSetMan acts as a network manager, which makes your life eaier by allowing you to change your network settings in a click.
You can use this on Windows XP, 2000, 2003, vista and even on Windows 7 Beta!
You can use it for free if its for non commercial use.