Cisco Systems ISA550 Manual De Usuario

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Firewall
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, se
.
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 
.
STEP 1
Click Firewall > Access Control > ACL Rules
The ACL Rules window opens. 
STEP 2
To add a new firewall rule, click Add.