D-Link NetDefend Firewall Series Manual page 6

Name: allow_all
Action: Allow
Service: all_services
Address Filter:
Source Interface: lan
Source Network: lannet
Destination Interface: fwB-ipsec
Destination Network: fwB-remotenet
Click Ok.
Create a second rule in the same folder.
In the General tab:
General:
Name: allow_all
Action: Allow
Service: all_services
Address Filter:
Source Interface: fwB-ipsec
Source Network: fwB-remotenet
Destination Interface: lan
Destination Network: lannet
Click Ok.