DNS
Figure 1.8.1.1-a below shows setting for DNS firewall.
To access DNS Firewall settings, follow the step below:
On the Menu Bar, click Appliance Management. This will display a dropdown menu
Click Security
Click Firewall tab
Click DNS to view DNS Firewall settings
Select the radio button either Allow from all, Deny from all, or Filter access for DNS Firewall settings, click on Continue to confirm settings or cancel to abort.
Figure 1.8.1.1-a : DNS page