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172 Chapter 11 Firewall screens
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Source Address Click SrcAdd to add a new address, SrcEdit to edit an existing
one or SrcDelete to delete one.
The source address can be a particular (single) IP, a range of IP
addresses (for example, 192.168.1.10 to 192.169.1.50), a subnet
or any IP address. See the next section for more information about
adding and editing source addresses.
Destination Address Click DestAdd to add a new address, DestEdit to edit an existing
one or DestDelete to delete one.
The destination address can be a particular (single) IP, a range of
IP addresses (for example, 192.168.1.10 to 192.169.1.50), a
subnet or any IP address. See section “Configuring source and
destination addresses” on page 173 for information about adding
and editing destination addresses.
Services
Available/ Selected
Services
For more information on services available, see Table 40 on
page 179. Highlight a service from the Available Services box on
the left, then click >> to add it to the Selected Services box on the
right. To remove a service, highlight it in the Selected Services
box on the right, then click <<.
Custom Port
Add Click this button to bring up the screen that you use to configure a
new custom service that is not in the predefined list of services.
Edit Select a custom service (denoted by an “*”) from the Available
Services list and click this button to edit the service.
Delete Select a custom service (denoted by an “*”) from the Available
Services list and click this button to remove the service.
Action for Matched
Packets
Use the drop-down list to select whether to discard (Block) or
allow the passage of (Forward) packets that match this rule.
Log This field determines if a log is created for packets that match the
rule (Match), don't match the rule (Not Match), both (Both) or no
log is created (None). Go to the Log Settings page and select the
Access Control logs category to have the BCM50a Integrated
Router record these logs.
Alert Check the Alert check box to determine that this rule generates an
alert when the rule is matched.
Apply Click Apply to save your changes to the BCM50a Integrated
Router and exit this screen.
Cancel Click Cancel to exit this screen without saving,
Table 37 Creating and editing a firewall rule
Label Description