TP-Link TD-W8901GB User Manual page 45

Filter Type Selection: Select the filter type for the configuration belowe.
IP/MAC Filter Set Index: Select the Set index for the IP Filter entry. This index can match
with six IP / MAC Filter Rule Indexes.
Interface: Select the interface for the entry.
Note:
If select PVC0~PVC7 as an interface, the filter will match the IP traffic of WAN port with specified
IPs (Source IP Address and Destination IP Address). If select LAN as an interface, the filter will
match the IP traffic of LAN port with specified IPs.
Direction: Select the direction for this IP Filter rule. There are three filtering directions: Both,
Incoming, Outgoing.
TD-W8901GB 54M Wireless ADSL2+ Router User Guide
Figure 4-32
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