Fortinet 620 FortiWeb 5.0 Patch 6 Administration Guide
Figure 78:Auto Learn > Predefined Pattern > Data Type Group
When configuring a suspicious URL pattern, clear one or more web server type options if
you do not operate all three web servers, as shown in Figure 79. By pruning the list, you
reduce the resources used by the FortiWeb appliance when applying the rule. See “Grouping
all suspicious request URLs” on page 175.