Owner's Manual

Security
69
N900 Wireless Dual Band Gigabit Router R4500
The Block Services Setup screen displays:
5. From the Service Type list, select the application or service to allow or block.
The list already displays several common services, b
ut you are not limited to these
choices. To add any additional services or applications that do not already appear, select
User Defined.
6. If you kn
ow that the application uses either TCP or UDP, select the appropriate protocol. If
you are not sure, select Both.
7. Ente
r the starting and ending port numbers. If the application uses a single port number,
enter that number in both fields.
8. Select th
e radio button for the IP address configuration you want to block, and enter the IP
addresses. You can block the specified service for a single computer, a range of computers
with consecutive IP addresses, or all computers on your network.
9. Click Add to
enable your Block Services Setup selections.