Aopen aoi-891 User Manual

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● Protocol: Select the protocol (TCP, UDP, or ICMP) that can be used to access 
the application. 
● Port 
Range: Type the port range that can 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 you have 
selected a list item and have made changes. 
Delete: Select a list item and click Delete to remove the item from the list. 
New: Click New to erase all fields and enter new information. 
 
3.5.4 DMZ 
This screen enables you to create a DMZ for those computers that cannot access 
Internet applications properly through the router and associated with security settings.   
Note: Any clients added to the DMZ are exposed to security risks such as viruses and 
unauthorized access. 
 
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