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More than just a “NAT” firewall, there is a powerful Stateful Packet Inspection
(SPI) firewall option that can be activated on the access point. Stateful
inspection compares certain key parts of the packet to a database of trusted
information before allowing it through. Common hacker attacks like IP
Spoofing, Port Scanning, Ping of Death and SynFlood can be easily thwarted
with the SPI firewall.
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The following steps explain the configuration of the SPI firewall. As incorrect
configuration to the firewall can result in undesirable network behavior, you are
advised to carefully plan your firewall security rules.
Step 1:
Under the
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n command menu, click on
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n.
Step 2:
First, enable the firewall. You can choose among the
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m or
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h security options for convenient setup.
Step 3:
Then you may choose the type of network activity information you wish to log
for reference. Data activity arising from different types of protocol can be
recorded.