D-Link DFL-700 - Security Appliance Product Manual page 81

Select Tunnel type: LAN-to-LAN tunnel
Remote Net: 192.168.1.0/24
Remote Gateway: 194.0.2.20
Enable Automatically add a route for the remote network
Click Apply
3. Setup policies for the new tunnel, Firewall->Policy:
Click Global policy parameters
Enable Allow all VPN traffic: internal->VPN, VPN->internal and VPN->VPN
Click Apply
4. Click Activate and wait for the firewall to restart