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FortiGate-100 Installation and Configuration Guide Version 2.50 MR2
FortiGate-100 Installation and Configuration Guide 207
PPTP and L2TP VPN
You can use PPTP and L2TP to create a virtual private network (VPN) between a
remote client PC running the Windows operating system and your internal network.
Because they are is a Windows standards, PPTP and L2TP do not require third-party
software on the client computer. So long as the Internet Service Provider supports
PPTP and L2TP connections, you can create a secure connection by making
relatively simple configuration changes to the client computer and the FortiGate unit.
This chapter provides an overview of how to configure FortiGate PPTP and L2TP
VPN. For a complete description of FortiGate PPTP and L2TP, see the FortiGate VPN
Guide.
This chapter describes:
• Configuring PPTP
• Configuring L2TP
Configuring PPTP
As its name suggests, PPTP involves the Point-to-Point protocol. PPTP packages
data within PPP packets and then encapsulates the PPP packets within IP packets for
transmission through a VPN tunnel.
This section describes:
• Configuring the FortiGate unit as a PPTP gateway
• Configuring a Windows 98 client for PPTP
• Configuring a Windows 2000 client for PPTP
• Configuring a Windows XP client for PPTP
Note: PPTP VPNs are only supported in NAT/Route mode.