Planet Technology Router XRT-401D User Manual

 36 Remove Virtual Server If you want to remove some Virtual Server settings from the  
Current Virtual Server Table, select the Virtual Server settings 
you want to remove in the table and then click Delete Selected. 
If you want remove all Virtual Server settings from the table, just 
click Delete All button. Click Reset will clear your current 
selections. 
 Click  at the bottom of the screen to save the above configurations. You can now 
configure other advance sections or start using the router...

 37 Public Port Enter the In-coming (Inbound) port or port range for this type of 
application (e.g. 2300-2400, 47624) 
 
 Note: Individual port numbers are separated by a comma  
(e.g. 47624, 5775, 6541 etc.). To input a port range use a “dash” 
to separate the two port number range (e.g. 2300-2400) 
 
Public Type   Select the Inbound port protocol type: “TCP”, “UDP” or both 
 
Comment The description of this setting.  
 
Popular applications This section lists the more popular applications that require...

 38 router will allow incoming packets for ports 2300-2400 and 47624 to be directed to that user.  
Note: Only one LAN client can use a particular special application at a time. 
 
3.4.4 ALG Settings 
You can select applications that need “Application Layer Gateway” to support. 
  
 
Parameters  Default   Description  
Enable You can select to enable “Application Layer 
Gateway” of an application and then the router 
will let that application correctly pass though the 
NAT gateway. 
 Click  at the bottom...

 39  
 
Parameters   Description  
2.5.1 Access Control Access Control allows you to specify which hosts users can or 
cannot have access to certain Internet applications  
 
2.5.2 URL Blocking  URL Blocking allow you to specify which URLs can not be  
    accessed by users. 
 
2.5.3 DoS XRT-401Ds firewall can block common hacker attacks and can 
log the attack activities. 
 
2.5.4 DMZ  The DMZ function allows you to re-direct all packets going to 
your WAN port IP address to a particular IP address in...

 40  
 
 
Parameters    Description  
Filter client PCs by IP Fill “IP Filtering Table” to filter PC clients by IP. 
 
Add PC You can click Add PC to add an access control rule for 
users by IP addresses. 
 
Remove PC If you want to remove some PC from the IP Filtering 
Table, select the PC you want to remove in the table 
and then click Delete Selected. If you want remove all 
PCs from the table, just click Delete All button. 
 
Filter client PC by MAC address Check “Enable MAC Filtering” to enable MAC...

 41  
 
 
Add PC 
Parameters    Description Client PC Description The description for this client PC rule. 
 
Client PC IP Addresses Enter the IP address range that you wish to apply this 
Access Control rule. This is the user’s IP address(es) 
that you wish to setup an Access Control rule. You can 
select a range of users simply by inputting the starting 
users’ IP address and the last user’s IP address in the 
appropriate boxes. If you want to select only one user 
then input the user’s IP address in...

 42 Client PC Service You can block the clients from accessing some Internet 
services by checking the services you want to block. 
 
Protocol This allows you to select UDP, TCP or both protocol type 
you want to block. 
 
Port Range You can assign up to five port ranges. The router will 
block clients from accessing Internet services that use 
these ports. 
 
Apply Changes Click “Apply Changes” to save the setting. 
 
Reset Click “Reset” to clear all fields. 
 Click  at the bottom of the screen to save...

 43 Selected. If you want remove all URL keyword from the 
table, just click Delete All button. If you want to clear 
the selection and re-select again, just click “Reset”. 
 You can now configure other advance sections or start using the router (with the advance settings 
in place)
 
 
 
3.5.3 Denial of Service (DoS) 
XRT-401Ds firewall can block common hacker attacks, including Denial of Service, Ping of Death, 
Port Scan and Sync Flood. If Internet attacks occur the router can log the events....

 44 3.5.4 DMZ 
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. The DMZ function allows you to re-direct all packets going to your WAN 
port IP address to a particular IP address in your LAN. The difference between the virtual server 
and the DMZ function is that the virtual server re-directs a particular service/Internet application...

 45 Chapter 4 Status 
The Status section allows you to monitor the current status of your router. You can use the Status 
page to monitor: the connection status of XRT-401Ds WAN/LAN interfaces, the current firmware 
and hardware version numbers, any illegal attempts to access your network, and information on 
all DHCP client PCs currently connected to your network.   
Parameters   Description  
4.1 Status and Information Shows the router’s system information  
 
4.2 Internet Connection View XRT-401D’s...