TP-Link TD-8840 User Manual page 44

To add a new entry, follow the steps below.
1. Click the Add button in Figure 4-26 to go to the Add MAC Filter page as shown in Figure
4-28.
2. Select the protocol type.
3. Enter the destination MAC address.
4. Enter the source MAC address.
5. Select the frame direction.
6. Select the WAN interfaces.
7. Click Save/Apply to save your settings.
TD-8840 ADSL2+ Modem Router User Guide
Figure 4-27
Figure 4-28
38