Allowed Applications
Click or touch applications you wish to give access to the internet while the Port Filtering feature is enabled. All other applications will be blocked.
Note: DNS (Domain Name Server) should always be enabled when using Port Filtering. Without DNS, it is not possible to convert a Domain name (for example, www.msn.com) to an IP address. DNS is used by
Custom Applications
Define your own Allowed Applications. Define and enable additional applications.
•Application Name: Enter a name for the application you are defining.
•Port Range: Define the ports used by the application. These ports refer to outgoing traffic.
–For a single port, enter the port number in both the Start Port and End Port fields.
–For a port range, enter the beginning of the range in the Start Port field and the end of the range in the End Port field.
–Up to 5 ports or port ranges can be defined. Use as many rows as necessary; unused rows can be left blank.
•Port Type: For each port range (each row), select the protocol (TCP, UDP, or both) used by that port range.
Buttons
•Apply: When this button is clicked, all settings (enabled, name, port settings) for all applications are saved to this device.
•Delete: Click or touch this button to erase a Custom Application definition.
•Revert: Click or touch this button to discard all changes made since the last Apply operation.
•Add: Click or touch this button to add another row for defining a Custom Application.
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