•Port Range: Type the port range to be used to access the application in the text boxes.
Incoming: Defines which incoming communications users are permitted to connect with.
•Protocol: Select the protocol (TCP, UDP or ICMP) that can be used by the incoming communication.
•Port: Type the port number that can be used for the incoming communication.
Add: Click to add the special application profile to the table at the bottom of the screen.
Update: Click to update information for the special application if the user has selected a list item and has made changes.
Delete: Select a list item and click “Delete” to remove the item from the list.
New: Click to erase all fields and enter new information.
DMZ
This screen enables the user to create a DMZ for those computers that cannot access Internet applications properly through the router and associated security settings. Note: Any adding of clients to the DMZ exposes the clients to security risks such as viruses and unauthorized access.
Enable: Click to enable or disable the DMZ.
DMZ Host IP: Type a host IP address for the DMZ. The computer with this IP address acts as a DMZ host with unlimited Internet access.
Apply: Click to save the settings.
Firewall Rule
This screen enables the user to set up the firewall. The router provides basic firewall functions by filtering all the packets that enter the router using a set of rules. The rules are in an order sequence list: the lower the rule number, the higher the priority the rule has.
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