Zhone zNID-GE-2402, Configuration Manual

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Configuration
94
zNID 24xx Series Configuration Guide
To define an access control rule
1
Select the interface to which to apply the rule
2 Enter a unique rule name in the Rule Name text box
3
Define the Source IP address, subnet, MAC address or MAC mask for the
rule
4
Click Add Rule
Firewall
The firewall in the zNID 24xx provides protection against unwanted
intrusion.
Global
The Firewall | Global page mainly enables the firewall options —
management access and port forwarding. The Firewall dropdown must have
Enable selected for management access and port forwarding to be active.
Figure 66: Top level firewall options
Syn Cookie Protection protects against malicious attackers attempting to
exploit TCP handshaking.