TP-Link Router TL-WR542G User Manual

TL-WR542G54Mbps Wireless Router User Guide 
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) Note:
  
It is possible that you have a com puter or server that has more than one type of available service. 
If so, select another service, and enter the same IP Address for that computer or server. 
To modify or delete an existing entry: 
1. Click the  Modify in the entry you want to modify. If y ou 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...

TL-WR542G54Mbps Wireless Router User Guide 
 43Trigger Port field.   
2.  The router records this connection, opens the incoming port or ports associated with this  entry in the Port Triggering table, and  associates them with the local host.   
3.  When necessary the external host will be able  to connect to the local host using one of the 
ports defined in the  Incoming Ports field. 
¾ Trigger Port -  The port for outgoing traffic. An outgoing connection using this port will 
Trigger this rule. 
¾...

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Figure 4-30 Add or Modify a Triggering Entry 
There are many popular  applications in the Popular Application  list. You can select it, and the 
application will fill in the  Trigger Port, incoming Ports Range  boxes and select the Enable 
checkbox. It has the same effect as adding a new rule. 
To modify or delete an existing entry: 
1. Click the  Modify in the entry you want to modify. If y ou want to delete the entry, click the  
Delete. 
2.  Modify the...

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Figure 4-31 DMZ 
To assign a computer or server to be a DMZ server:   
1. Click the  Enable radio button 
2.  Enter the local host IP Address in the  DMZ Host IP Address field 
3. Click the  Save button. 
) Note: 
After you set the DMZ host, the firewall related to the host will not work.  
4.7.4 UPnP 
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...

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• Internal Port  -  Internal port, which the router opened for local host. 
• IP Address  -  The UPnP device that is cu rrently accessing the router. 
• Status -  Either Enabled or Disabled, “Enabled” me ans that port is still active. Otherwise, 
the port is inactive. 
Click Refresh  to update the Current UPnP Settings List.   
4.8 Security 
 
  Figure 4-33 The Security menu 
There are six submenus under t he Security menu (shown in Figure 4-33): Fire...

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Figure 4-34 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 
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...

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Figure 4-35 IP address Filtering 
To disable the IP Address Filteri ng 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 4-36: 
 
Figure 4-36 Add or Modify an IP Address Filtering Entry 
To create or modify an IP Address...

TL-WR542G54Mbps Wireless Router User Guide 
 49Keep 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 Addresse s have been put into the field.   
5.  WAN Port - Enter a WAN Port or a range of WAN Port s in the field. For example, 25 – 110. 
Keep the field open, which...

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4.8.3 Domain Filtering 
The Domain Filtering page (shown in  Figure 4-37) allows you to control acce ss to certain websites 
on the Internet by specifying  their domains or key words. 
 
Figure 4-37 Domain Filtering 
Before adding a Domain Filtering entry, you must ensure that  Enable Firewall and  Enable 
Domain Filtering have been selected on the Firewa ll page. To Add a Domain filtering entry, click 
the  Add New…  button. The page  Add or Modify a...

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 51  
To modify or delete an existing entry: 
1. Click the Modify in the entry you want to modify. If y ou 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...