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Configuring Firewall Rules to Control Inbound and Outbound Traffic
Cisco ISA500 Series Integrated Security Appliances Administration Guide 257
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• Check Enable to enable a firewall rule, or uncheck this box to disable it. By
default, all default firewall rules are enabled.
• To add a new entry, click the Add button.
• To edit an entry, click the Edit (pencil) icon.
• To delete an entry, click the Delete (x) icon.
• To delete multiple entries, check them and click the Delete button.
• Check Log to log the event when a firewall rule is hit. For information on
configuring firewall logging settings, see Configuring Firewall Logging
Settings, page 260.
• To permit traffic access, choose Permit. To deny traffic access, choose
Deny. To increase the Hit Count number by one when the packet hits the
firewall rule, choose Accounting.
• To view the type of a firewall rule, point your mouse cursor to the Detail icon.
• To set the values in the Hit Count column for all firewall rules to zero, click
Reset.
• To manually refresh the data in the table, click Refresh.
NOTE: The default firewall rules cannot be disabled, deleted, edited, nor moved.
Configuring a Firewall Rule
This section describes how to configure a firewall rule to control inbound or
outbound traffic.
NOTE For detailed firewall configuration examples, see Firewall and NAT Rule
Configuration Examples, page 274.
STEP 1 Click Firewall > Access Control > ACL Rules.
The ACL Rules window opens.
STEP 2 To add a new firewall rule, click Add.