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2.6.3 Special Applications
Some applications require multiple connections, such as Internet games, video conferencing,
Internet telephony and others. In this section you can configure the router to support multiple
connections for these types of applications.
Parameters
Description
Enable Trigger Port
Enable the Special Application function.
Trigger Port
This is the out going (Outbound) range of port numbers for this
particular application
Trigger Type
Select whether the outbound port protocol is
TCP
,
UDP
or
both.
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
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67
Comment
The description of this setting.
Popular applications
This section lists the more popular applications that require
multiple connections. Select an application from the Popular
Applications selection. Once you have selected an application,
select a location (1-10) in the
Copy to
selection box and then
click the
Copy to
button. This will automatically list the Public
Ports required for this popular application in the location (1-10)
you
d specified.
Add Special Application
Fill in the "Trigger Port", "Trigger Type
,
Public Port
,
"Public Type", "Public Port" and "Comment" of the setting
to be added and then click "Add". Then this Special
Application setting will be added into the "Current Trigger-
Port Table" below. If you find any typo before adding it
and want to retype again, just click "Clear" and the fields
will be cleared.
If you want to add a popular application, select one
Popular Application
and then click
Add
.
Remove Special Application If you want to remove some Special Application settings
from the " Current Trigger-Port Table", select the Special
Application settings you want to remove in the table and
then click "Delete Selected". If you want remove all
Special Appliacation settings from the table, just click
"Delete All" button. Click "Reset" will clear your current
selections.
Click <
Apply>
at the bottom of the screen to save the above configurations. You can now
configure other advance sections or start using the router (with the advance settings in place)
Example: Special Applications
If you need to run applications that require multiple connections, then specify the port (outbound)
normally associated with that application in the "Trigger Port" field. Then select the protocol type
(TCP or UDP) and enter the public ports associated with the trigger port to open them up for
inbound traffic.
Example:
ID
Trigger Port
Trigger Type
Public Port
Public Type
Comment
1
28800
UDP
2300-2400, 47624
TCP
MSN Game Zone
2
6112
UDP
6112
UDP
Battle.net
In the example above, when a user trigger
s port 28800 (outbound) for MSN Game Zone then the
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.
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2.6.4 UPnP Settings
With UPnP, all PCs in you Intranet will discover this router automatically. So you do not
have to do any configuration for your PC and can access the Internet through this router
easily.
Parameters
Default
Description
UPnP Feature
Disable
You can Enable or Disable UPnP feature here.
After you enable the UPnP feature, all client
systems that support UPnP, like Windows XP,
can discover this router automatically and
access the Internet through this router without
any configuration. The NAT Traversal function
provided by UPnP can let applications that
support UPnP smoothly connect to Internet sites
without any incompatibility problem due to the
NAPT port translation.
Click <
Apply>
at the bottom of the screen to save the above configurations. You can now
configure other advance sections or start using the router (with the advance settings in place)
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2.6.5 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
, then the router will let that
application correctly pass though the NAT
gateway.
Click <
Apply>
at the bottom of the screen to save the above configurations. You can now
configure other advance sections or start using the router (with the advance settings in place)
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2.6.6 Static Routing
This router provides Static Routing function when NAT is disabled. With Static Routing,
the router can forward packets according to your routing rules. The IP sharing function
will not work any more in Static Routing mode.
Note:
The DMZ function of firewall will not work if static routing is enabled.
Parameter
Description
Enable Static Routing
Static Routing function is default disabled. You
have to enable the Static Routing function before
your routing rules take effect.
Destination LAN IP
The network address of destination LAN.
Subnet Mask
The subnet mask of destination LAN.
Default Gateway
The next stop gateway of the path toward the
destination LAN. This is the IP of the neighbor
router that this router should communicate with on
the path to the destination LAN.

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