For the settings:
1) Download your key from your VPN provider
2) Extract the file ( usually .zip)
3) Open your connection manager, choose VPN Connection
4) Click Configure VPN , under VPN tab click Import
5) Find your extracted VPN key folder, where ever you put it, double click..
sometimes your provider give full certificate, some provider want you to
key in your username and password
6) Click Save.
For the connection
1) Open your Connection Manager
2) Choose VPN Connection
3) Choose your server and wait, if you got failure try another server until you succeed.
Enjoy your VPN Connection...
( mind my english)