PPTP:
If connected to the Internet using a (PPTP) xDSL Modem, enter the your IP
Address, Subnet Mask, Gateway, Server IP, PPTP Account and PPTP
Password, Your Subnet Mask required by your ISP in the appropriate fields. If
your ISP has provided you with a Connection ID, enter it in the Connection ID
field, otherwise, leave it zero.
L2TP:
10