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Vantage CNM 2.0
The following table describes the labels in this screen.
LABEL
Enable Firewall
Select this check box to activate the firewall. The ZyXEL device performs access control
and protects against Denial of Service (DoS) attacks when the firewall is activated.
Bypass Triangle
Select this check box to have the ZyXEL device firewall ignore the use of triangle route
Route
topology on the network. See the Appendices for more on triangle route topology.
Attack Detected
Select this checkbox to have the ZyXEL device generate an alert when it identifies an
Alert
attack.
DoS Settings
Click the DoS settings link to configure global firewall Denial of Services settings.
Packet Direction
Use the drop-down list box to select a direction of travel of packets for which you want to
configure firewall rules.
Log packets that
Select the check box to create a log (when the above action is taken) for packets that are
don't match these
traveling in the selected direction and do not match any of the rules below.
rules.
Action for packets
Select whether to Block (silently discard) or Forward (allow the passage of) packets that
that don't match
don't match any of the firewall rules you configured.
firewall rules
The following read-only fields summarize the rules you have created that apply to traffic traveling in the selected
packet direction. The firewall rules that you configure (summarized below) take priority over the general firewall
action settings above. Select an ACL hyperlink to edit that ACL rule.
Index
This is your firewall rule number. Select a rule hyperlink to edit that rule. The ordering of
your rules is important as rules are applied in turn. The Move field below allows you to
reorder your rules.
Source
This field lists the source IP address of the incoming packet.
Destination
This field lists the destination IP address of the outgoing packet.
12-10
Figure 12-1 Configuration >Firewall
Table 12-6 Configuration >Firewall
DESCRIPTION
Configuration > Firewall
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