Nice and easy way to Export and WiFi lan setting using netsh command on Vista
- Launch a command prompt as administrator
- Type “netsh wlan show profiles”

- Chose profile you want to export.
- Type Netsh wlan export profile name=”[ProfileName]” Folder=”[Folder Path]”
Example: netsh wlan export profile name=”home-network” folder=”g:wireless-profile”
To import Wireless settings check out the import Wifi Network profile guide