User's Manual

802.11a/g Router User’s Guide
 Disable IP filtering: If this is selected, the IP filtering feature is disabled. No IP filtering
will be performed.
 GRANT IP access: When this is elected, packets received from/transmitted to WAN with
specified (source or destination) IP addresses will be allowed/forwarded.
 DENY IP access: Packets received from/transmitted to WAN with the specified IP
addresses will be denied/filtered.
Once a choice is made, the choice applies to all filtering rules.
To define/add an IP filtering rule, enter the following information
• Name: The name of the filter
• IP Protocol: TCP or UDP
• Apply to: You need to select whether the filtering rule should apply to packets outbound
for the Internet or inbound from the Internet.
• Source IP address: you can select Any, Single IP, or a Network (of source IP
addresses).
• Source Port: you can select Any, Single, or a Range of port numbers.
• Destination IP address: Any, Single IP, or a Network (of destination IP addresses).
• Destination Port: you can select Any, Single, or a Range of port numbers.
After you finish the above, you press the ADD button to add the entry to the table. There are up
to 32 IP filtering rules could be configured.
You can delete an entry by selecting the corresponding entry and press the DELETE
SELECTED button.
Please Note that IP filtering is a sophisticated feature that can severely impact your Router
operation. Please be sure that you fully understand it before you use this feature. If you make any
mistakes, it can produce dramatic and potentially undesirable results.
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