D-Link DIR-820L User Manual page 82

Add Port Filter Rules:
Enable - Check to enable the rule.
Name - Enter a name for your rule.
Dest IP Start - Enter the starting IP address.
Dest IP End - Enter the ending IP address.
Protocol - Select the protocol.
Dest Port Start - Enter the starting port number.
Dest Port End - Enter the ending port number.
Click Next to continue.
To enable web logging, click Enabled.
Click Save to save the access control rule.
Your newly created policy will now show up under Policy Table.
D-Link DIR-820L User Manual 77