Firewall Settings - D-Link DIR-615 User Manual

Secton  - Configuraton
A firewall protects your network from the outside world. The D-Link DIR-615 offers a firewall type functionality. The SPI feature helps
prevent cyber attacks. Sometimes you may want a computer exposed to the outside world for certain types of applications. If you choose
to expose a computer, you can enable DMZ. DMZ is short for Demilitarized Zone. This option will expose the chosen computer completely
to the outside world.
Enable SPI:
SPI (Stateful Packet Inspection, also known as dynamic packet
filtering) helps to prevent cyber attacks by tracking more state per
session. It validates that the traffic passing through the session
conforms to the protocol.
NAT Endpoint
Select one of the following for TCP and UDP ports:
Filtering:
Endpoint.Independent.- Any incoming traffic sent to an open
port will be forwarded to the application that opened the port.
The port will close if idle for 5 minutes.
Address. Restricted - Incoming traffic must match the IP
address of the outgoing connection.
Address.+.Port.Restriction - Incoming traffic must match the
IP address and port of the outgoing connection.
Enable Anti-Spoof
Enable this option to provide protection from certain kinds of
Checking:
"spoofing" attacks.
Enable DMZ Host:
If an application has trouble working from behind the router, you
can expose one computer to the Internet and run the application
on that computer.
Note: Placing a computer in the DMZ may expose that computer to a variety of security risks. Use of this option is only
recommended as a last resort.
IP Address:
Specify the IP address of the computer on the LAN that you want to have unrestricted Internet communication. If this
computer obtains its IP address automatically using DHCP, be sure to make a static reservation on the System.>.Network.
Settings page so that the IP address of the DMZ machine does not change.
D-Lnk DIR-615 User Manual

Firewall Settings

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