TL-R480T

SMB Broadband Router User Guide

35

Figure 4-24

To assign a computer or server to be a DMZ server:

Step 1:

Click the

Enable

radio button

Step 2:

Enter the local host IP address in the

DMZ Host IP Address

field

Step 3:

Click the

Save

button.

)

Note:

After you set the DMZ host, the firewall related to the host will not take effect.

4.5.4

UPnP

Choose menu “

Forwarding

→

UPnP

”, you can view the information about UPnP in the screen

(shown in Figure 4-25). You can click

Refresh

to update the Current UPnP Settings List before

viewing the information.

The Universal Plug and Play (UPnP) feature allows the devices, such as Internet computers, to

access the local host resources or devices as needed. UPnP devices can be automatically

discovered by the UPnP service application on the LAN.

Figure 4-25

¾

Current UPnP Status -

If you want to use

the Router’s UPnP function, please click

Enable

button. If you don’t want use the function, please click

Disable

button. Allowing the function

may cause a risk to security, this feature is disabled by default.

¾

App Description -

This displays the description provided by the application in the UPnP

request.

¾

External Port

-

This displays the external port, which the router opened for the application.

TL-R480T

SMB Broadband Router User Guide

36

¾

Protocol

-

This displays the protocol for the application.

¾

Internal Port

-

This displays the Internal port, which the router opened for local host.

¾

IP Address

-

The UPnP device that is currently accessing the router.

¾

Status -

This displays the status.

Enabled

means that the port is still active,

Disabled

means that the port is inactive.

4.6

Security

Choose menu “

Security

”, you can see the submenus under the main menu:

Firewall

,

IP

Address Filtering

,

Domain Filtering

,

MAC Filtering

,

and

Screen

.

Figure 4-26

Click any of them, and you will be able to configure the corresponding function. The detailed

explanations for each submenu are provided below.

4.6.1

Firewall

Choose menu “

Security

→

Firewall

”, you can control the general firewall switch in the next screen

(shown in Figure 4-27). The default setting for the switch is off, the IP Address Filtering, Domain

Filtering, MAC Address Filtering and Screen are disabled, their settings are ineffective in the

default settings.

TL-R480T

SMB Broadband Router User Guide

37

Figure 4-27

¾

Enable Firewall

-

Enable the general firewall switch or not.

¾

Enable IP Address Filtering

-

Enable the IP Address Filtering or not. There are two default

filtering rules, please select the rule for your need.

¾

Enable Domain Filtering

-

Enable the Domain Filtering or not.

¾

Enable MAC Address Filtering

-

Enable MAC Address Filtering or not. There are two

default filtering rules, please select the rule for your need.

¾

Enable Screen -

Enable the screen function or not.

4.6.2

IP Filtering

Choose menu “

Security

→

IP Address Filtering

”, you can configure the IP Address filtering rule

in the next screen (shown in Figure 4-28). The IP Address Filtering feature allows you to control

Internet Access by specific users on your LAN based on their IP addresses.

TL-R480T

SMB Broadband Router User Guide

38

Figure 4-28

¾

Effective Time -

This is the time or the range of time for the entry to take effect. For example,

1800 - 2200, it means that the entry will take effect from 18:00 to 22:00.

¾

LAN IP -

This is the LAN IP address or the range of LAN IP addresses in dotted-decimal

notation format. For example, 192.168.1.20 - 192.168.1.30. Keep the field blank, which

means all LAN IP addresses are controlled by the rule.

¾

LAN Port

-

This is the LAN Port or the range of LAN ports in the field. For example, 1030 -

2000. Keep the field blank, which means all LAN ports are controlled by the rule.

¾

WAN IP

-

This is the WAN IP address or the range of WAN IP addresses in dotted-decimal

notation format. For example, 202.96.134.210 – 202.96.134.230. Keep the field blank, which

means all WAN IP addresses are controlled by the rule.

¾

WAN Port

-

This is the WAN Port or the range of WAN Ports. For example, 25 – 110. Keep

the field blank, which means all WAN Ports are controlled by the rule.

¾

Protocol

-

This indicates which protocol is used, either

TCP

,

UDP

, or

All

(all protocols

supported by the router).

¾

Action

-

This field displays the action that the Router takes to deal with the traffic.

Allow

means that the Router allows the traffic through the Router,

Deny

means

that the Router

rejects the traffic through the router.

¾

Status

-

This field displays the status of the rule.

Enabled

means the rule will take effect,

Disabled

means the rule will not take effect.

To add/modify 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 during the time of 1800 to 2200; And wish to make the PCs with IP addresses

192.168.1.8 to 192.168.1.12 unable to visit the website of IP address 202.96.134.12 all the day,

while other PCs have no limit. You can configure the rules as follows.

Step 1:

Enable the “

Firewall

” and “

IP Address Filtering

” on the Firewall screen (show in Figure

4-27), and then, you should select the Default IP Address Filtering Rule "

Allow the

packets not specified by any filtering rules to pass through the router

".

TL-R480T

SMB Broadband Router User Guide

39

Step 2:

Click

Add New…

/

Modify

shown in Figure 4-28, you will see a new screen shown in

Figure 4-29.

Step 3:

Enter the “

Effective time

” that the rule will take effect as shown in Figure 4-29.

Step 4:

Enter the “

LAN IP Address

”, “

LAN Port

”, “

WAN IP Address

” and “

WAN Port

” in the

corresponding field as shown in Figure 4-29.

Step 5:

Select the “

Protocol

”, “

Action

” and “

Status

” for the rule as shown in the next screen.

Figure 4-29

Step 6:

Click the

Save

button to save this entry.

Step 7:

Go to

Step 2

to complete the other rules continually.

After you finish the configurations, you will see the rules in the table below:

Figure 4-30

)

Note:

Before adding an IP Address Filtering entry, you should enable the Firewall and the IP Address

Filtering function first (shown in Figure 4-27).

Other configurations for the entries as shown in Figure 4-28:

Click the

Delete

button to delete the entry.

Click the

Enable All

button to enable all the entries.

Click the

Disable All

button to disable all the entries.

Click the

Delete All

button to delete all the entries.

Click the

Previous

button to view the information in the previous screen,

click the

Next

button to

view the information in the next screen.