D-Link DVX-2002F User Manual page 94

Now the L2TP VPN client can connect to the L2TP VPN server.
L2TP VPN Client
For example, in the branch office you are going to connect another IPPBX system to the head
office usingL2TP VPN.
Navigate to the web menu
configure L2TP VPN client.
Enable: Tick to enable L2TP VPN client.

Server Address: L2TP server public IP.

Username: L2TP VPN user name given by the VPN server.

Password: L2TP VPN user password given by the VPN server.

IPSec: Enable IPSec support.

IPSec Local IP: DVX IPPBX WAN IP Addressthatcan access the Internet.

IPSec Password: Set according to the password specified on the server.

Default Gateway: All traffic goes through the L2TP VPN connection.

Notice:
If connection is successfully established, the system will display as follows:
Status: L2TP client VPN remote IP address 172.16.0.1
L2TP client VPN local IP address 172.16.0.x (An IP address between 172.16.0.2 and 172.16.0.9)
Network Settings->VPN
93 / 130
Client. Check the radio button of L2TP to
DVX IPPBX