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•

Status -

Either Enabled or Disabled, “Enabled” means that port is still active. Otherwise,

the port is inactive.

Click

Refresh

to update the Current UPnP Settings List.

4.8

Security

Figure 4-31 The Security menu

There are five submenus under the Security menu (shown in Figure 4-31):

Firewall,

IP Address

Filtering, Domain Filtering, MAC Address Filtering

and

Advanced Security.

Click any of them,

and you will be able to configure the corresponding function. The detailed explanations for each

submenu are provided below.

4.8.1 Firewall

Using the Firewall page (shown in Figure 4-32), you can turn the general firewall switch on or off.

The default setting for the switch is off. If the general firewall switch is off, even if IP Address

Filtering, DNS Filtering and MAC Filtering are enabled, their settings are ineffective.

Figure 4-32

Firewall Settings

¾

Enable Firewall -

the general firewall switch is on or off.

¾

Enable IP Address Filtering -

set IP Address Filtering is enabled or disabled. There are two

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default filtering rules of IP Address Filtering, either Allow or Deny passing through the router.

¾

Enable Domain Filtering -

set Domain Filtering is enabled or disabled.

¾

Enable MAC Filtering -

set MAC Address Filtering is enabled or disabled. You can select the

default filtering rules of MAC Address Filtering, either Allow or Deny accessing the router.

4.8.2 IP Address Filtering

The IP address Filtering feature allows you to control Internet Access by specific users on your

LAN based on their IP addresses. The IP address filtering is set on this page, Figure 4-33:

Figure 4-33

IP address Filtering

To disable the IP Address Filtering feature, keep the default setting,

Disabled

. To set up an IP

Address Filtering entry, click

Enable

Firewall and

Enable

IP Address Filtering on the Firewall

page, and click the

Add New…

button. The page "

Add or Modify an IP Address Filtering entry

"

will appear shown in Figure 4-34:

Figure 4-34

Add or Modify an IP Address Filtering Entry

To create or modify an IP Address Filtering entry, please follow these instructions:

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1.

Effective Time -

Enter a range of time in HHMM format, which point to the range time for the

entry to take effect. For example, 0803 - 1705, the entry will take effect from 08:03 to 17:05.

2.

LAN IP Address -

Enter a LAN IP Address or a range of LAN IP addresses in the field, in

dotted-decimal notation format. For example, 192.168.1.20 - 192.168.1.30. Keep the field

open, which means all LAN IP Addresses have been put into the field.

3.

LAN Port -

Enter a LAN Port or a range of LAN ports in the field. For example, 1030 - 2000.

Keep the field open, which means all LAN ports have been put into the field.

4.

WAN IP Address -

Enter a WAN IP Address or a range of WAN IP Addresses in the field, in

dotted-decimal notation format. For example, 61.145.238.6 – 61.145.238.47. Keep the field

open, which means all WAN IP Addresses have been put into the field.

5.

WAN Port -

Enter a WAN Port or a range of WAN Ports in the field. For example, 25 – 110.

Keep the field open, which means all WAN Ports have been put into the field.

6.

Protocol -

Select which protocol is to be used, either

TCP, UDP

, or

All

(all protocols

supported by the router).

7.

Pass -

Select either

Allow

or

Deny

through the router.

8.

Status -

Select

Enabled

or

Disabled

for this entry on the

Status

pull-down list.

9.

Click the

Save

button to save this entry.

To modify or delete an existing entry:

1.

Click the

Modify

in the entry you want to modify. If you want to delete the entry, click the

Delete

.

2.

Modify the information.

3.

Click the

Save

button.

Click the

Enable All

button to make all entries enabled

Click the

Disabled All

button to make all entries disabled.

Click the

Delete All

button to delete all entries

You can change the entry’s order as desired. Fore entries are before hind entries. Enter the ID

number in the first box you want to move and another ID number in second box you want to move

to, and then click the

Move

button to change the entry’s order.

Click the

Next

button to the next page and click the

Previous

button to return to the previous

page.

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 to make the PC with IP Address 192.168.1.8 unable to visit the website of

IP Address 202.96.134.12, while other PC(s) have no limit you should specify the following IP

address filtering list:

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4.8.3 Domain Filtering

The Domain Filtering page (shown in Figure 4-35) allows you to control access to certain websites

on the Internet by specifying their domains or key words.

Figure 4-35

Domain Filtering

Before adding a Domain Filtering entry, you must ensure that

Enable

Firewall and

Enable

Domain Filtering have been selected on the Firewall page. To Add a Domain filtering entry, click

the

Add New…

button. The page "

Add or Modify a

Domain Filtering entry

" will appear, shown

in Figure 4-36:

Figure 4-36

Add or Modify a Domain Filtering entry

To add or modify a Domain Filtering entry, follow these instructions:

1.

Effective Time -

Enter a range of time in HHMM format specifying the time for the entry to

take effect. For example, if you enter: 0803 - 1705, than the entry will take effect from 08:03

to 17:05.

2.

Domain Name -

Type the domain or key word as desired in the field. A blank in the domain

field means all websites on the Internet. For example:

www.xxyy.com.cn

, .net.

3.

Status -

Select

Enabled

or

Disabled

for this entry on the

Status

pull-down list.

4.

Click the

Save

button to save this entry.

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To modify or delete an existing entry:

1.

Click the

Modify

in the entry you want to modify. If you want to delete the entry, click the

Delete

.

2.

Modify the information.

3.

Click the

Save

button.

Click the

Enabled All

button to make all entries

enabled

.

Click the

Disabled All

button to make all entries disabled.

Click the

Delete All

button to delete all entries

Click the

Next

button to go to the next page and the

Previous

button to return to the previous

page.

For example, if you want to block the PC(s) on your LAN to access websites

www.xxyy.com.cn

,

www.aabbcc.com

and websites with .net in the end on the Internet while no limit for other

websites, you should specify the following Domain filtering list:

4.8.4 MAC Address Filtering

Like the IP Address Filtering page, the MAC Address Filtering page (shown in Figure 4-37) allows

you to control access to the Internet by users on your local network based on their MAC Address.

Figure 4-37

MAC address Filtering

Before setting up MAC Filtering entries, you must ensure that

Enable

Firewall and

Enable

MAC

Filtering have been selected on the Firewall page. To Add a MAC Address filtering entry, clicking

the

Add New…

button. The page "

Add or Modify a MAC Address Filtering entry

" will appear,