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PPTP and L2TP VPN Configuring PPTP
FortiGate-50A Installation and Configuration Guide 205
To add a source address group
Organize the source addresses into an address group.
1 Go to Firewall > Address > Group.
2 Add a new address group to the interface to which PPTP clients connect.
3 Enter a Group Name to identify the address group.
The name can contain numbers (0-9), uppercase and lowercase letters (A-Z, a-z), and
the special characters - and _. Other special characters and spaces are not allowed.
4 To add addresses to the address group, select an address from the Available
Addresses list and select the right arrow to add it to the Members list.
5 To remove addresses from the address group, select an address from the Members
list and select the left arrow to remove it from the group.
6 Select OK to add the address group.
To add a destination address
Add an address to which PPTP users can connect.
1 Go to Firewall > Address.
2 Select the internal interface.
3 Select New to add an address.
4 Enter the Address Name, IP Address, and NetMask for a single computer or for an
entire subnetwork on an internal interface of the local VPN peer.
5 Select OK to save the destination address.
To add a firewall policy
Add a policy which specifies the source and destination addresses and sets the
service for the policy to the traffic type inside the PPTP VPN tunnel.
1 Go to Firewall > Policy.
2 Select the Ext->Int policy list.
3 Select New to add a new policy.
4 Set Source to the group that matches the PPTP address range.
5 Set Destination to the address to which PPTP users can connect.
6 Set Service to match the traffic type inside the PPTP VPN tunnel.
For example, if PPTP users can access a web server, select HTTP.
7 Set Action to ACCEPT.
8 Select NAT if address translation is required.
You can also configure traffic shaping, logging, and antivirus and web filter settings for
PPTP policies.
9 Select OK to save the firewall policy.
Note: If the PPTP address range is comprised of an entire subnet, add an address for this
subnet. Do not add an address group.