If you can’t connect to the Internet with your Windows Vista, and seems that all settings for connection are in right place, you can suspect that you have a corrupted Winsock Registry Entry. To fix this problem you must run following command from Windows Vista Command Prompt as administrator:

1. Open the Start Menu
2. Right click Command Prompt
3. Select Run as administrator
4. Type:
   

   netsh winsock reset

5. Reboot

Tags | Howto, Tips and Tricks, Vista, Windows