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To change a rule’s priority, simply drag and drop the rule:
● Hold the left mouse button on the rule.
● Move it to the desired position.
● Drop it by releasing the mouse button.
To remove a rule, click the button.
Rules are matched from top to the bottom. If a connection matches any one of the upper rules,
the matching process will stop. If none of the rules match the connection, the Default rule will
be applied.
The Default rule is Allow for both outbound and inbound access.
Tip
If the default inbound rule is set to Allow for NAT-enabled WANs, no inbound Allow firewall rules will be required
for inbound port forwarding and inbound NAT mapping rules. However, if the default inbound rule is set as Deny,
a corresponding Allow firewall rule will be required.
Intrusion Detection and DoS Prevention
The Balance can detect and prevent intrusions and denial-of-service (DoS) attacks from the
Internet. To turn on this feature, click , check the Enable check box for the Intrusion
Detection and DoS Prevention, and press the Save button.
When this feature is enabled, the Balance will detect and prevent the following kinds of
intrusions and denial-of-service attacks.
● Port scan
o NMAP FIN/URG/PSH