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True….

MAC address of the one you want.

If you previously have set up

WAN Alias

in

Internet Access>>PPPoE,

you will find them

in

Aux. WAN IP list

for your selection.

Enable

Check to enable the DMZ Host function.

Private IP

Enter the private IP address of the DMZ host, or click Choose PC

to select one.

Choose PC

Click this button and then a window will automatically pop up, as

depicted below. The window consists of a list of private IP

addresses of all hosts in your LAN network. Select one private IP

address in the list to be the DMZ host.

When you have selected one private IP from the above dialog, the

IP address will be shown on the following screen. Click

OK

to

save the setting.

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3.3.3 Open Ports

Open Ports

allows you to open a range of

ports for the traffic of special applications.

Common application of Open Ports includes P2P application (e.g., BT, KaZaA, Gnutella,

WinMX, eMule and others), Internet Camera etc. Ensure that you keep the application

involved up-to-date to avoid falling victim to any security exploits.

Click

Open Ports

to open the following page:

Index

Indicate the relative number for the particular entry that you want to

offer service in a local host. You should click the appropriate index

number to edit or clear the corresponding entry.

Comment

Specify the name for the defined network service.

WAN Interface

Display the WAN interface for the entry.

Local IP Address

Display the private IP address of the local host offering the service.

Status

Display the state for the corresponding entry. X or V is to represent

the

Inactive

or

Active

state.

To add or edit port settings, click one index number on the page. The index entry setup page

will pop up. In each index entry, you can specify

10

port ranges for diverse services.

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55

Enable Open Ports

Check to enable this entry.

Comment

Make a name for the defined network application/service.

WAN Interface

Specify the WAN interface that will be used for this entry.

Local Computer

Enter the private IP address of the local host or click

Choose PC

to

select one.

Choose PC

Click this button and, subsequently, a window having a list of

private IP addresses of local hosts will automatically pop up. Select

the appropriate IP address of the local host in the list.

Protocol

Specify the transport layer protocol. It could be

TCP

,

UDP

, or

-----

(none) for selection.

Start Port

Specify the starting port number of the service offered by the local

host.

End Port

Specify the ending port number of the service offered by the local

host.

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3.4 Objects Settings

For IPs in a range, service ports in a limited range and keywords usually will be applied for

configuring router’s settings, we can define them with

objects

and bind them with

groups

for

using conveniently. Later, we can select that object/service/keyword for applying. For

example, all the IPs in the same department can be defined with an IP object (a range of IP

address).

3.4.1 IP Object

You can set up to 192 sets of IP Objects with different conditions.

Set to Factory Default

Clear all profiles.

Click the number under Index column for settings in detail.

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Name

Type a name for this profile. Maximum 15 characters are

allowed.

Interface

Choose a proper interface (WAN, LAN or Any).

For example, the

Direction

setting in

Edit Filter Rule

will

ask you specify IP or IP range for WAN or LAN or any IP

address. If you choose LAN as the

Interface

here, and choose

LAN as the direction setting in

Edit Filter Rule

, then all the

IP addresses specified with LAN interface will be opened for

you to choose in

Edit Filter Rule

page.

Address Type

Determine the address type for the IP address.

Select

Single Address

if this object contains one IP address

only.

Select

Range Address

if this object contains several IPs

within a range.

Select

Subnet Address

if this object contains one subnet for

IP address.

Select

Any Address

if this object contains any IP address.

Start IP Address

Type the start IP address for Single Address type.

End IP Address

Type the end IP address if the Range Address type is selected.

Subnet Mask

Type the subnet mask if the Subnet Address type is selected.

Invert Select

If it is checked, all the IP addresses except the ones listed

above will be applied later while it is chosen.

Below is an example of IP objects settings.