ZyXEL Communications Centralized Network Management Vantage CNM - Manual (Page 110)

Chapter 6 Device Security Settings
Vantage CNM User’s Guide
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Figure 50 Device Operation > Device Configuration > Security > Firewall > Default Rule
The following table describes the labels in this screen.
Table 40 Device Operation > Device Configuration > Security > Firewall > Default Rule
LABEL DESCRIPTION
Default Rule Setup
Enable Firewall Select this check box to activate the firewall. The device performs
access control and protects against Denial of Service (DoS) attacks
when the firewall is activated.
Allow Asymmetrical Route Select this check box to have the device firewall ignore the use of
triangle route topology on the network. See the device’s User’s Guide
for more on triangle route topology.