NetConfig Express Description:

NetConfig Express is the best tool to help you quickly switch Windows network configuration. When you move your laptop from one place to another, you often need to change network settings (e.g. IP address, DNS, proxy), but the procedure in Windows is discouraging. This utility is just for you. With NetConfig Express, you can switch among different network configurations by mouse click, automatically, instantly and no rebooting required. I am sure that you need this convenient utility if you often move you computer.