Use the
Administration
> Firewall Settings tab to delete input rules and define your Firewall Settings.
You can also use the CLI command
system firewall to add or delete a firewall rule, or to turn the firewall on or off. For more information about the CLI command, see
system Command.
Procedure
Select
Enable IP Firewall.
Click the
icon for the rule to delete.
Click
OK to exit the confirmation window.
Click
Apply to accept the changes.
Note: The appliance treats port 443 (HTTPS) differently; you cannot delete the last rule for port 443. This prevents you from losing browser access to your appliance; at the same time letting you restrict access to port 443.