To define a custom application for port filtering:
➊
Select Add a Custom Application.
➋
In the Start Port field, enter the beginning of the range of port numbers used by outgoing
traffic for the custom application.
➌
In the End Port field, enter the end of the range of port numbers. If the port is a single port
instead of a range, type the same value for both the Start Port and the End Port.
➍
Select the protocol (TCP, UDP, or both) used by the port range from the Protocol dropdown
menu.
➎
Use the On check box for the application to specify whether or not to allow the application
to access the Internet.
➏
Select Save Changes to activate and save any changes made to the custom applications.
To delete a custom application:
➊
Select the Delete check box next to the custom application.
➋
Select Save Changes.
➌
Select the Port Filtering tab again to remove the deleted custom application from the
screen.
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