Display the Charms bar, click Search, and then click Settings.
Type VPN into the Search box.
Click the Set Up a Virtual Private Network (VPN) Connection button in the Search results pane.
The VPN Connection wizard appears. Enter the following information:
VPN server address from your account data into Internet Address text box. Please be carefully - don't use any additional symbols like spaces, http://, www, / ...etc in the server address.
Destination Name. It's just a name of your connection. For example it can be "VPN Connection".
Click Create.
Windows 8 creates the connection and displays it under the Networks heading in the Charms bar. Click on it to connect.