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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 4-28). The filtering feature includes IP/MAC Filter, Application Filter,

URL Filter. The feature makes it possible for administrators to control user's access to the Internet,

protect the networks.

4.5.2.1. IP Filter

Select

IP/Mac Filter

as the Filter type, and select

IP

as the Rule type (shown in Figure 4-28), then

you can configure the filter rules based on IP address. The filtering includes

Outgoing

and

Incoming

, the detailed descriptions are provided below.

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Figure 4-28

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.

)

Note:

If select PVC0~PVC7 as a 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 a 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:

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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

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 4-28).

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.

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)

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.

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 operation for the entries as shown in Figure 4-28:

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.

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4.5.2.2. MAC Filter

Select

IP/Mac Filter

as the Filter type, and select

MAC

as the Rule type (shown in Figure 4-29),

then you can configure the filter rules based on MAC address.

Figure 4-29

¾

Rule Type:

Select MAC for the MAC Filter rule.

¾

Active:

Select “Yes” to make the rule to take effect.

¾

MAC Address:

Enter the MAC address for the 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 MAC Filter rules.

To add a MAC Address filtering entry:

For example:

If you want to block the PCs with MAC addresses 00-0A-EB-00-07-BE and

00-0A-EB-00-07-5F to access the Internet, you can configure as follows. Presume the rules are

both aimed at the interface PVC0, and their indexes are (1, 1) and (1, 2).

Step 1:

Select the “IP/MAC Filter” as the Filer Type Selection:

Select the “MAC” as the Rule Type on the Filter screen (show in Figure 4-29).