User's Manual

8.2 IP Filter

The Router provides extensive firewall protection by restricting connection parameters to limit

the risk of intrusion and defending against a wide array of common hacker attackers. Go to

Access Management  IP Filtering to set different IP filter rules of a given protocol (TCP,

UDP, or ICMP) and a specific direction (incoming, outgoing, or both) to filter the packets.

IP Filter is a more complex filtering tool, based more on IP and custom rules. Each of the

indices can hold six rules, and each interface can have four associated indices, allowing 24

rules per interface. If all six rules in an index are Next rules, the data will be sent to the next

index for filtering.

IP Filter Set Index: The IP Filter Set Index from 1 to 12 and each index can set up to 6 IP

Filter.

Interface: Choices from PVC0 to PVC7 and LAN.

Direction: Choices are Both, Incoming and Outgoing. Select which direction of data flow

you wish to apply the filters to. Note that Incoming and Outgoing are from the point of view of