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TD-W8901N
150Mbps Wireless N ADSL2+ Modem Router User Guide
53
Figure 4-38
¾
ACL:
If
Activated
, the IP addresses which are contained in the Access Control List can
access to the Router. If
Deactivated
, all IP addresses can access to the Router.
¾
ACL Rule Index:
Select the ACL rule index for the entry.
¾
Active:
Enable the ACL rule.
¾
Secure IP Address:
Select the IP addresses which are permitted to access to the Router
remotely. With the default IP 0.0.0.0, any client would be allowed to remotely access the
ADSL Router.
¾
Application:
Select the application for the ACL rule, and then you can access the Router
through it.
¾
Interface:
Select the interface for access: LAN, WAN or Both.
¾
Access Control of Listing:
This displays the information about the ACL Rules.
4.5.2 Filter
Choose “
Access Management
Filter
”, you can see the Filter screen (the default is IP/MAC
Filter screen shown in Figure 4-39 ). The filtering feature includes IP/MAC Filter, Application Filter,
and URL Filter. The feature makes it possible for administrators to control user's access to the
Internet, protect the networks.
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TD-W8901N
150Mbps Wireless N ADSL2+ Modem Router User Guide
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4.5.2.1 IP Filter
Select
IP/MAC Filter
as the Filter type, and select
IP
as the Rule type (shown in Figure 4-39), then
you can configure the filter rules based on IP address. The filtering includes
Outgoing
and
Incoming
, the detailed descriptions are provided below.
Figure 4-39
¾
Filter Type Selection:
Select the filter type for the configuration below.
¾
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.
¾
Interface:
Select the interface for the entry.
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TD-W8901N
150Mbps Wireless N ADSL2+ Modem Router User Guide
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)
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.
¾
Direction:
Select the direction for this IP Filter rule. There are three filtering directions: Both,
Incoming, Outgoing.
)
Note:
Incoming means that IP traffic which is coming into the router, and the Outgoing means that IP
traffic which is going out the router.
¾
IP/MAC Filter Rule Index:
Select the Rule index for the IP Filter entry.
)
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
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
Subnet Mask:
Enter the Subnet Mask
for the rule.
¾
Port Number:
Enter the Port Number for the rule. You can enter 0, which means that all ports
are controlled by the rule.
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
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TD-W8901N
150Mbps Wireless N ADSL2+ Modem Router User Guide
56
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 Filter Type Selection (show in Figure 4-39).
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.
)
Note:
If you want to make the rule take effect, please select
Yes
to active the rule.
Step 3:
Enter the “Source IP Address”, “Destination IP Address”, “Subnet Mask” and “Port
Number” in the corresponding field.
Step 4:
Select the Protocol as “TCP” and select the Unmatched rule as “Next”.
Step 5:
Finally, click the
SAVE
to save the entry.
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150Mbps Wireless N ADSL2+ Modem Router User Guide
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Step 6:
Go to Step 2 to configure the next two rules: Block E-mail received by the IP address
192.168.1.7 on your local network; Make the PC with IP address 192.168.1.8 unable to
visit the website of IP address 202.96.134.12.
)
Note:
After you complete the IP filter rules for the example, the Filter list will show as follows. You can
enter the IP / MAC Filter Set Index to view the information about the rule.
Other operations for the entries as shown in Figure 4-39:
Select the
IP / MAC Filter Set Index
and
IP/MAC Filter Rule Index
to view or modify the entry.
Select the
IP / MAC Filter Set Index
and
IP/MAC Filter Rule Index
to locate the specific rule, and
then click the
DELETE
button to delete the entry.
4.5.2.2 MAC Filter
Select
IP/MAC Filter
as the Filter type, and select
MAC
as the Rule type (shown in Figure 4-40),
and then you can configure the filter rules based on MAC address.

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