Firewall Settings - D-Link DSL-5300 User Manual

Section 4 - Configuration
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 If you enabled DMZ, enter the IP address of the client you wish to
Address: 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
Enable this feature to protect your network from certain kinds of
Anti-Spoof "spoofing" attacks.
Checking:
IPv6 Simple
Enable or disable IPv6 simple security.
Security:
IPv6 Ingress Enable or disable IPv6 ingress filtering.
Filtering:
PPTP:
Allows multiple machines on the LAN to connect to their corporate
network using the PPTP protocol.
D-Link DSL-5300 User Manual

Firewall Settings

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