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D-Link DIR-869 User Manual
Section 4 - Configuration - Router Mode
Firewall Settings
The router’s firewall protects your network from malicious attacks over the
Internet. In the Features menu on the bar on the top of the page, click
Firewall
Settings
. Click
Advanced Settings...
to expand the list and see all of the
options.
Enable DMZ:
Enable or disable Demilitarized Zone (DMZ). This completely exposes
the client to threats over the Internet, and is not recommended in
ordinary situations.
DMZ IP Address:
If you enabled DMZ, enter the IP address of the client you wish to
expose, or use the drop-down menu to quickly select it.
Enable SPI IPv4:
Enabling Stateful Packet Inspection (SPI) helps to prevent cyber
attacks by validating that the traffic passing through the session
conforms to the protocol.
Enable Anti-Spoof
Checking:
Enable this feature to protect your network from certain kinds of
“spoofing” attacks.
IPv6 Simple
Security:
Enable or disable IPv6 simple security.
IPv6 Ingress
Filtering:
Enable or disable IPv6 ingress filtering.
