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port. The default is disabled. If enabled, the ping packet from the Internet cannot access

the router.

¾

Forbid Ping Packet from LAN Port

-

Enable or Disable forbidding Ping Packet to access

the router from the LAN port. The default value is disabled. If enabled, the ping packet

from the LAN port cannot access the router. (Defends against some viruses)

Click the

Save

button to save the settings.

Click the

Blocked DoS Host Table

button to display the DoS host table by blocking. The page

will appear that shown in Figure 4-48:

Figure 4-48

This page shows

Host IP Address

and

Host MAC Address

for each host blocked by the

router.

¾

Host IP Address-

The IP address that blocked by DoS are displayed here.

¾

Host MAC Address -

The MAC address that blocked by DoS are displayed here.

To update this page and to show the current blocked host, click on the

Refresh

button.

Click the

Clear All

button to clear all displayed entries. After the table is empty the blocked host

will regain the capability to access Internet.

Click the

Return

button to return to the

Advanced Security

page

4.9

IP & MAC Binding Setting

Figure 4-49

There are two submenus under the IP &MAC Binding menu (shown in Figure 4-49):

Binding

Setting

and

ARP List

. Click any of them, and you will be able to scan or configure the

corresponding function. The detailed explanations for each submenu are provided below.

4.9.1 Binding Setting

This page displays the IP & MAC Binding Setting table; you can operate it in accord with your

desire. (shown in Figure 4-50).

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Figure 4-50

¾

MAC Address

-

The MAC address of the controlled computer in the LAN.

¾

IP Address -

The assigned IP address of the controlled computer in the LAN.

¾

Bind

-

Whether or not enable the arp binding.

¾

Modify

-

Edit or delete item.

When you want to add or modify an IP & MAC Binding entry, you can click the

Add New

button

or

Modify

button, and then you will go to the next page. This page is used for adding or

modifying an IP & MAC Binding entry (shown in Figure 4-51).

Figure 4-51

To add IP & MAC Binding entries:

1.

Click the

Add New...

button.

2.

Enter the MAC Address and IP Address.

3.

Select the Bind checkbox.

4.

Click the

Save

button to save it.

To modify or delete an existing entry

:

1.

Find the desired entry in the table.

2.

Click

Modify

or

Delete

as desired on the

Modify

column.

To find an existing entry

:

1.

Click the

Find

button (shown in Figure 4-50).

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2.

Enter the MAC Address or IP Address.

3.

Enter the

Find

button in the next page (shown in Figure 4-52).

Figure 4-52

Click the

Enable All

button to make all entries enabled.

Click the

Delete All

button to delete all entries.

4.9.2 ARP List

To manage the computer, you could observe the computers in the LAN by checking the

relationship of MAC address and IP address on the ARP list, and you could configure the items

on the ARP list also. This page displays the ARP List; it shows all the existing IP & MAC Binding

entries (shown in Figure 4-53).

Figure 4-53

¾

MAC Address

- The MAC address of the controlled computer in the LAN.

¾

IP Address

- The assigned IP address of the controlled computer in the LAN.

¾

Status

- Enabled or Disabled of the MAC address and IP address binding.

¾

Configure

- Load or delete item.

¾

Load

- Load the item to the IP & MAC Binding list.

¾

Delete

- Delete the item.

Click the

Bind All

button to bind all the current items, available after enable.

Click the

Load All

button to load all items to the IP & MAC Binding list.

Click the

Refresh

button to refresh all items.

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)

Note:

An item could not be loaded to the IP & MAC Binding list if the IP address of the item has been

loaded before. Error warning will prompt as well. Likewise, "Load All" only loads the items without

interference to the IP & MAC Binding list.

4.10 Static Routing

A static route is a pre-determined path that network information must travel to reach a specific

host or network. To add or delete a route, work in the area under the Static Routing page

(shown in Figure 4-54).

Figure 4-54

To add static routing entries:

1.

Click the

Add New

button. (pop-up Figure 4-54)

2.

Enter the following data:

¾

Destination IP Address

-

The

Destination IP Address

is the address of the network or

host that you want to assign to a static route.

¾

Subnet Mask

-

The

Subnet Mask

determines which portion of an IP Address is the

network portion, and which portion is the host portion.

¾

Gateway

-

This is the IP Address of the gateway device that allows for contact between the

router and the network or host.

3.

Select

Enabled

or

Disabled

for this entry on the

Status

pull-down list.

4.

Click the

Save

button to save it.

Figure 4-55

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To modify or delete an existing entry:

¾

Click the

Modify

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

Delete

.

¾

Modify the information.

¾

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

4.11 DDNS

The router offers a Dynamic Domain Name System (

DDNS

) feature. DDNS lets you assign a

fixed host and domain name to a dynamic Internet IP Address. It is useful when you are hosting

your own website, FTP server, or other server behind the router. Before using this feature, you

need to sign up for DDNS service providers such as

www.dyndns.org

,

www.oray.net

or

www.comexe.cn

. The Dynamic DNS client service provider will give you a password or key.

To set up for DDNS, follow these instructions:

4.11.1 Dyndns.org DDNS

If your selected dynamic DNS

Service Provider

is www.dyndns.org

, the page will appear as

shown in Figure 4-56:

Figure 4-56

To set up for DDNS, follow these instructions:

1.

Type the

domain names

your dynamic DNS service provider gave.

2.

Type the

User Name

for your DDNS account.

3.

Type the

Password

for your DDNS account.