Firewall Settings - D-Link DIR-505 User Manual

Section 3 - Router Mode
Enabling the SPI firewall and anti-spoof checking helps protect against attacks over the Internet. In some cases, you may want
to disable them if you are having problems getting certain applications to work. After making your changes, click the Save.
Settings button.
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.
Anti-Spoof Enable this feature to protect your network from certain
Check: kinds of "spoofing" attacks.
D-Link DIR-505 User Manual

Firewall Settings

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