If the “Edit Rules” button is pressed under Configuration>Network>Firewall Configuration in Expert mode, a screen appears with a list of headings like the one shown in the following figure. (The example shows the OUTPUT chain selected for editing, which has no rules defined.)Firewall Configuration “Edit Rules for chain_name” ScreenFirewall Configuration “Edit Rules for chain_name” ButtonsWhen the “Add” button is pressed, the “Add Rule” dialog box appears. When a rule is selected and the “Edit” button is pressed, the “Edit Rule” dialog box appears. When a rule is selected, pressing the “Up,” and “Down” buttons moves the rule up and down the list.