VPN Hub and spoke VPNs
FortiGate-3000 Administration Guide 01-28006-0010-20041105 293
See “To add a firewall policy” on page 204.
5 Arrange the policies in the following order:
• encrypt policies
• default non-encrypt policy (Internal_All -> External_All).
Adding a VPN concentrator
The VPN concentrator collects the hub-and-spoke tunnels into a group. This allows
VPN traffic to pass from one tunnel to the other through the FortiGate unit. With this
configuration, the FortiGate unit functions as a concentrator, or hub, within a hub-and-
spoke network.
Figure 139:Example VPN concentrator configuration
To add a VPN concentrator configuration
1 Go to VPN > IPSEC > Concentrator.
2 Select New to add a VPN concentrator.
3 Enter the name of the new concentrator in the Concentrator Name field.
4 To add tunnels to the VPN concentrator, select a VPN tunnel from the Available
Tunnels list and select the right arrow.
5 To remove tunnels from the VPN concentrator, select the tunnel in the Members list
and select the left arrow.
6 Select OK to add the VPN concentrator.
Source Internal_All
Destination The VPN spoke address.
Action ENCRYPT
VPN Tunnel The VPN spoke tunnel name.
Allow inbound Select allow inbound.
Allow outbound Select allow outbound.
Inbound NAT Select inbound NAT if required.
Outbound NAT Select outbound NAT if required.
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