It is enabled by an event on a Rule. To enable rule tracing, go to policy->rule sets. Create a top level rule set called "Troubleshooting". Within this rule set, add the following rule:
criteria: Client.IP is in list <create a rule tracing IPs list>
events: Enable RuleEngine Tracing.
Creates an XML file that is far from helpful however.....
you should be able to create a .log file simple text as well..
But do you know if is there any live monitoring features?
Cause even using web reporter you can't have live reporting...