D-Link DIR-857 Product Manual - Page 55

Application Rules

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Section 3 - Configuration Application Rules Some applications require multiple connections, such as Internet gaming, video conferencing, Internet telephony and others. These applications have difficulties working through NAT (Network Address Translation). Special Applications makes some of these applications work with the DIR-857. If you need to run applications that require multiple connections, specify the port normally associated with an application in the "Trigger Port" field, select the protocol type as TCP or UDP, then enter the firewall (public) ports associated with the trigger port to open them for inbound traffic. The DIR-857 provides some predefined applications in the table on the bottom of the web page. Select the application you want to use and enable it. Name: Enter a name for the rule. You may select a pre-defined application from the drop-down menu and click

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D-Link DIR-857 User Manual
Section 3 - Configuration
Enter a name for the rule. You may select a pre-defined
application from the drop-down menu and click
<<
.
This is the port used to trigger the application. It can be either
a single port or a range of ports.
Select the protocol of the trigger port (TCP, UDP, or Both).
This is the port number on the Internet side that will be used
to access the application. You may define a single port or a
range of ports. You can use a comma to add multiple ports
or port ranges.
Select the protocol of the firewall port (TCP, UDP, or Both).
The schedule of time when the Application Rule will be
enabled. The schedule may be set to Always, which will allow
the particular service to always be enabled. You can create
your own times in the
Tools
>
Schedules
section.
Name:
Trigger:
Traffic Type:
Firewall:
Traffic Type:
Schedule:
Application Rules
Some applications require multiple connections, such as Internet gaming, video conferencing, Internet telephony and others. These applications
have difficulties working through NAT (Network Address Translation). Special Applications makes some of these applications work with the
DIR-857. If you need to run applications that require multiple connections, specify the port normally associated with an application in the “Trigger
Port” field, select the protocol type as TCP or UDP, then enter the firewall (public) ports associated with the trigger port to open them for inbound
traffic.
The DIR-857 provides some predefined applications in the table on the bottom of the web page. Select the application you want to use and enable it.