TD-W8960NB

300Mbps Wireless N ADSL2+ Modem Router User Guide

¾

Remove:

Select the check box in the table (shown in Figure 4-25) and then click the

Remove

button, then the corresponding entry will be deleted in the table.

To add a virtual server entry:

1.

Click the

Add

button on the preceding screen Figure 4-25, and then you will see the new

Virtual Server in the next screen as shown in Figure 4-26.

Figure 4-26

2.

Select the Interface which you want to use from the drop-down list.

3.

Select the service which you want to use from the drop-down list. If the list does not have the

service you need, type the name of the custom service in the text box.

4.

Type the IP Address of the computer in the

Server IP Address

text

box.

5.

Enter the External Port Start, External Port End, Internal Port Start and Internal Port End in

the table, and then select the protocol used for this Virtual Server,

TCP

,

UDP

or

All

.

6.

Click

Save/Apply

to enable virtual server and then you will see your setting as shown in

Figure 4-25.

)

Note:

If you select the service from the drop-down list, the External Port Start, External Port End,

Internal Port Start, Internal Port End and the Protocol will be added in the table automatically. You

only need to enter the Server IP Address for the Virtual Server.

34

TD-W8960NB

300Mbps Wireless N ADSL2+ Modem Router User Guide

4.4.5.2 Port Triggering

Choose “

Advanced Setup

”

Æ

“

NAT

”

Æ

“

Port Triggering

”, you can set Port Triggering on the

screen (shown in Figure 4-27).

Some applications require that specific ports in the Router's firewall should be opened for access

by remote devices. Port Trigger dynamically opens up the 'Open Ports' in the firewall when an

application on the LAN initiates a TCP/UDP connection to a remote device using the triggering

ports. The Router allows the remote party from the WAN side to establish new connections back to

the application on the LAN side using the open ports. A maximum 32 entries can be configured.

Figure 4-27

¾

Port Triggering Table:

The table indicates the information about the Port Triggering entries.

•

Application (Name):

This is the name of the

Port Triggering

. It is exclusive and must be

filled.

•

Trigger:

It includes the Protocol and the Start and End value of the Trigger Ports.

•

Open:

It includes the Protocol and the Start and End value of the Open Ports.

•

WAN Interface:

The WAN Service Interface setting the Port Triggering.

¾

Add:

Click the button to add a new entry.

¾

Remove:

Select the check box in the table (shown in Figure 4-27) and then click the

Remove

button, then the corresponding entry will be deleted in the table.

To add a new Port Triggering:

1.

Click the

Add

button in Figure 4-27, and then you will see the new Port Triggering in the next

screen as shown in Figure 4-28.

35

TD-W8960NB

300Mbps Wireless N ADSL2+ Modem Router User Guide

Figure 4-28

2.

Select the application from the drop-down list. If the list does not have the application that

you want, select the

Custom application

radio button, and type the name of the custom

application in the text box.

3.

Enter the

Trigger Port Start

,

Trigger Port End

,

Open Port Start

and

Open Port End

in the

table, and then select the

Trigger protocol

and

Open protocol

,

TCP

,

UDP

or

All

.

4.

Click

Save/Apply

to enable the settings and then you will see you settings as shown in Figure

4-27.

)

Note:

If you select the application from the drop-down list, the External Port Start, External Port End,

Internal Port Start, Internal Port End and the Protocol will be added in the table automatically.

4.4.5.3 DMZ Host

Choose “

Advanced Setup

”

Æ

“

NAT

”

Æ

“

DMZ Host

”, you can set up DMZ Host on the screen

(shown in Figure 4-29).

The DMZ host feature can make a local host be exposed to the Internet for a special-purpose

service, such as online gaming or video conferencing.

36

TD-W8960NB

300Mbps Wireless N ADSL2+ Modem Router User Guide

Figure 4-29

To add a new DMZ Host:

You can enter the computer's IP address and then click

Save/Apply

to activate the DMZ host you

set on this page.

)

Note:

DMZ host forwards all the ports at the same time. Any PC whose port is being forwarded must

have its DHCP client function disabled and should have a new static IP Address assigned to it

because its IP Address may change while using the DHCP function.

4.4.6 Security

Choose “

Advanced Setup

”

Æ

“

Security

”, and you will see the security screen including

IP

Filtering

and

MAC Filtering

(only effective in Bridging mode)

submenus.

Figure 4-30

4.4.6.1 IP Filtering

The IP address filtering feature makes it possible for administrators to control user's access to the

Internet, which is based on user's IP. The IP address filtering includes

Outgoing

and

Incoming

,

the detailed descriptions are provided below.

IP Filtering - Outgoing

Choose “

Advanced Setup

”

Æ

“

Security

”

Æ

“

IP Filtering

”

Æ

“

Outgoing

”, you can configure

Outgoing Filtering rules on the screen (shown in Figure 4-31).

37

TD-W8960NB

300Mbps Wireless N ADSL2+ Modem Router User Guide

The Outgoing IP Filtering feature allows you to control some IP traffic from LAN to access to some

specifically addresses. By default, all outgoing IP traffic from LAN is allowed, but some IP traffic

can be

BLOCKED

by setting up filters.

Figure 4-31

Setup an Outgoing IP Filtering rule:

1.

Click the

Add

button in Figure 4-31, and you will see the next screen as shown in Figure 4-32.

Figure 4-32

2.

Enter the

Filter name

for the rule, it is exclusive and must be filled.

3.

Select the

protocol: TCP/UDP

,

TCP

,

UDP

or

ICMP

in the drop-down list for the connection

between the Source IP address

and Destination IP address.

4.

Enter a

Source IP Address

in dotted-decimal notation format and then type the

Source

Subnet Mask

and

Source Port

(port or port

:

port) in the text boxes separately.

5.

Enter a

Destination IP Address

in dotted-decimal notation format and then type the

Destination Subnet Mask

and

Destination Port

(port or port

:

port) in the text boxes

separately.

6.

Click

Save/Apply

to save this entry.

38