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TD-8817 ADSL2+ Modem Router User Guide

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Note:

You should set the IP/MAC Filter Set Index and IP/MAC Filter Rule Index together to appoint

the address (shown in the Filter List) for the IP Filter rule. For example, (1, 2), it means the rule will

be shown in the row 2 IP/MAC Filter Set Index 1.

¾ Rule Type: For IP Filter, please select IP here.

¾ Active: Select “Yes” to make the rule to take effect.

¾ Source IP Address: Enter the source IP address for the rule. You can enter 0.0.0.0; it means

that all IP addresses are controlled by the rule.

¾ Subnet Mask: Enter the Subnet Mask for the rule.

¾ Port Number: Enter the Port Number for the rule. You can enter 0, it means that all ports are

controlled by the rule.

¾ Destination IP Address: Enter the destination IP address for the rule. You can enter 0.0.0.0,

it means that all IP addresses are controlled by the rule. The set of Subnet Mask and Port

Number are same as Source IP Address.

¾ Protocol: Select the protocol: TCP, UDP or ICMP for the filter rule.

¾ Rule Unmatched: If the current rule can not match, and you select Forward, the router will

skip the rule and transmit directly. If you select Next, the router will find the next filter rule

(show in Filter list) to match.

¾ IP/MAC Filter Listing: This displays the information about the IP Filter rules.

To add an IP Address filtering entry:

For example: If you desire to block E-mail received and sent by the IP address 192.168.1.7 on

your local network; And wish to make the PCs with IP address 192.168.1.8 unable to visit the

website of IP address 202.96.134.12, while other PCs have no limit. You can configure the rules

as follows. Presume the rules are both aimed at the interface PVC0, and their indexes are (1, 1),

(1, 2) and (1, 3).

Step 1: Select the “IP/MAC Filter” as the Filer Type Selection (show in Figure 4-30).

Select the “IP” as the Rule Type on the Filter screen, then you can configure the specific

rule for the example.

Step 2: Select the IP/MAC Filter Set Index and IP/MAC Filter Rule Index for the rule, then

select the Interface “PVC0”, and select the Direction “Both” for the first rule.