Linksys WRT120N - Manual (Page 23)

Chapter 3
Advanced Configuration
19 Wireless-N Home Router
To delete a service, select it from the Application list.
Then click Delete.
11. Click Save Settings to save the policy’s settings, or
click Cancel Changes to clear the changes.
Applications and Gaming > Single Port
Forwarding
The Single Port Forwarding screen allows you to customize
port services for common applications on this screen.
When users send these types of requests to your network via
the Internet, the Router will forward those requests to the
appropriate servers (computers). Before using forwarding,
you should assign static IP addresses to the designated
servers (use the DHCP Reservation feature on the Basic Setup
screen; refer to DHCP Reservation, page 7).
Applications and Gaming > Single Port Forwarding
Single Port Forwarding
Common applications are available for the first five
entries. Select the appropriate application. Then enter the
IP address of the server that should receive these requests.
Select Enabled to activate this entry.
For additional applications, complete the following fields:
Application Name Enter the name you wish to give the
application. Each name can be up to 12 characters.
External Port Enter the external port number used by
the server or Internet application. Check with the Internet
application documentation for more information.
Internal Port Enter the internal port number used by
the server or Internet application. Check with the Internet
application documentation for more information.
Protocol Select the protocol(s) used for this application,
TCP, UDP, or Both.
To IP Address For each application, enter the IP address
of the computer that should receive the requests. If you
assigned a static IP address to the computer, then you
can look up its IP address; click DHCP Reservation on the
Basic Setup screen (refer to DHCP Reservation, page 7).
Enabled For each application, select Enabled to enable
port forwarding.
Click Save Settings to apply your changes, or click Cancel
Changes to clear your changes.
Applications and Gaming > Port Range
Forwarding
The Port Range Forwarding screen allows you to set up
public services on your network, such as web servers,
ftp servers, e-mail servers, or other specialized Internet
applications. (Specialized Internet applications are any
applications that use Internet access to perform functions
such as videoconferencing or online gaming. Some Internet
applications may not require any forwarding.)
When users send these types of requests to your network via
the Internet, the Router will forward those requests to the
appropriate servers (computers). Before using forwarding,
you should assign static IP addresses to the designated
servers (use the DHCP Reservation feature on the Basic Setup
screen; refer to DHCP Reservation, page 7).
If you need to forward all ports to one computer, click the
DMZ tab.
Applications and Gaming > Port Range Forwarding
Port Range Forwarding
To forward a port, enter the information on each line for
the criteria required.
Application Name In this field, enter the name you
wish to give the application. Each name can be up to 12
characters.