274 | SRA 6.0 Administrator’s GuideTo delete a variable, select it in the large text box and click the Minus button .Step 6 Select a string or arithmetic operator from the Operators drop-down list. To perform the inverseoperation, select the Not check box.Step 7 In the Value field, type in the value to be compared with the selected variable(s) in the scannedHTTP(S) input. If you selected the Matches Keyword operator, you can compare the inputagainst multiple values by typing in each value separated by a space. Each value will becompared individually.Step 8 Select one or more operations from the Advanced Operations list. Hold the Ctrl button on yourkeyboard while clicking to select multiple operations.Step 9 Click the Accept button when finished.Using Web Application Firewall MonitoringThe Web Application Firewall > Monitoring page provides two tabs: Local and Global. Thepages for both tabs display statistics and graphs for detected/prevented threats over time andtop 10 threats. The Local tab also displays Web server status statistics and graphs of thenumber of requests and the amount of traffic during the selected monitoring period.The monitoring functions of each tab are explained in the following sections:• “Monitoring on the Local Tab” on page 274• “Monitoring on the Global Tab” on page 280Monitoring on the Local TabThe Local tab displays statistics and graphs for the local appliance. Graphs are displayed forWeb Server Status and WAF Threats Detected & Prevented. For the latter, you can use thePerspective options to change the view between Signature, Severity, and Server, and you candisplay the statistics in list format rather than as graphs.Using the Control ButtonsThe control buttons are displayed at the top of the page. They control the statistics that aredisplayed on this page. On the Local tab, you can use the control buttons to turn streamingupdates on or off, refresh the data on the page, clear the graphs, and download a report. Ifstreaming is turned on, Web Application Firewall statistics information is fetched periodically,and displayed in the graphs and threat list. If streaming is turned off, no new information canbe displayed.
