Getnet Router GR-524WA User Manual

							 83 5.2.7.6. ACL  Configuration 
 
The Access Control List (ACL) is a list of permissions attached to the router. 
The list specifies who is allowed to access this router. If ACL is enabled, all 
hosts cannot access this router except for the hosts with IP address in the 
ACL table. 
 
 
 
Parameter Description 
ACL Capability  Enable or disable the ACL function 
 
Enable  
Check to enable this ACL entry 
  
Interface  Select the interface domain: LAN or WAN 
  
IP Address  Enter the IP address that is allowed to access the router. 
  
Subnet Mask  Enter the Subnet Mask that is allowed to access the router. 
  
ACL Table  The ACL settings will be listed here. You can click “Delete 
Selected” to delete the settings you have selected. If you want 
remove all settings from the table, just click Delete All 
button.  
						

							 84 When you finish, click ‘Apply Changes’. You’ll see the following message 
displayed on web browser: 
 
 
 
Press ‘Continue’ to save the settings made and back to web management 
interface; press ‘Apply’ to save the settings made and restart the router so the 
settings will take effect after it reboots. 
 
 
5.2.7.7. DMZ 
 
The DMZ Host is a local computer exposed to the Internet. When setting a 
particular internal IP Address as the DMZ Host, all incoming packets will be 
checked by the firewall and NAT algorithms then passed to the DMZ Host. 
 
For example, if you have a local client PC that cannot run an Internet 
application (e.g. Games) properly from behind the NAT firewall, then you can 
open the client up to unrestricted two-way Internet access by defining a DMZ 
Host. 
 
 
 
Parameter Description 
DMZ Host  Check the item to enable the DMZ function. 
  
						

							 85 DMZ Host IP Address  Enter a static IP Address to the DMZ Host. This IP 
Address will be exposed to the Internet. 
When you finish, click ‘Apply Changes’. You’ll see the following message 
displayed on web browser: 
 
 
 
Press ‘Continue’ to save the settings made and back to web management 
interface; press ‘Apply’ to save the settings made and restart the router so the 
settings will take effect after it reboots. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
						

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5.3. Status 
This page displays the ADSL modem/router’s current status and settings. This 
information is read-only except for the PPPoE/PPPoA channel for which user 
can connect/disconnect the channel on demand. Click the “Refresh” button to 
update the status function buttons in this page: 
 
 
 
 
  
						

							 87  
5.3.1. Interface 
 
You can view statistics on the processing of IP packets on the networking 
interfaces. You will not typically need to view this data, but you may find it 
helpful when working with your ISP to diagnose network and Internet data 
transmission problems. To display  statistics for any new data, click “Refresh”. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  
						

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5.3.2. ADSL 
 
This page shows the ADSL line statistic information. 
 
 
 
 
 
 
 
 
  
						

							 89
5.4. Tools 
 
The Tools Settings section includes the basic configuration tools, such as 
Back Up, Restore Configuration Settings, Upgrade System Firmware and 
Diagnostic Test. 
 
 
 
 
5.4.1. Configuration Tools 
 
This page allows you to backup the current settings to a file or restore the 
settings from the file which was saved previously. Besides, you could reset 
the current configuration to factory defaults.  
 
 
 
  
						

							 90
Parameter Description 
Save Settings to File  Click Save button to save the ADSL router current 
configuration to a file named config.bin on your PC. 
 
Load Settings from File Click Browse button to search the file you have saved 
before and click Upload button to restore the saved 
configuration to the ADSL router. 
  
Restore Settings to 
Default Click Reset button if you want to force the ADSL router to 
perform a power reset and restore the original factory 
settings. 
 
 
5.4.2. Firmware Upgrade 
 
This page allows you to upgrade the firmware for the router. Click “Browse” 
button to select the firmware file and click “Upload” button to start upgrading. 
 
IMPORTANT! Do not turn off your router while this procedure is in progress. 
 
 
 
 
 
 
 
 
 
 
  
						

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5.4.3. Ping 
 
Once you have your router configured, you can send a ping command to the 
host you specify in this page. To use it, you must know the IP address of the 
host you are trying to communicate with and enter the IP address in the Host 
Address field.  
 
 
 
 
5.4.4. ATM Loopback 
 
In order to isolate the ATM interface problems, you can use ATM OAM 
loopback cells to verify connectivity between VP/VC endpoints, as well as 
segment endpoints within the VP/VC. This page allows you to use ATM ping 
to test the reachable of a segment endpoint or a connection endpoint. 
 
 
 
Parameter Description 
Select PVC  Select the PVC channel you want to do the loop-back 
diagnostic.  
						

							 92   
Flow Type  The ATM OAM flow type. The selection can be F5 Segment or 
F5 End-to-End. ATM uses F4 and F5 cell flows as follows: 
F4: used in VPs 
F5: used in VCs 
  
Loopback 
Location ID The loop-back location ID field of the loop-back cell. The 
default value is all 1s (ones) to indicate the endpoint of the 
segment or connection. 
Click “Go!” to save the setting to the configuration.