Diagnostic logging tracks the behavior of policy components in Forefront TMG. Diagnostic logging enhances traditional log information by tracing the flow of a specific packet, reporting on packet progress and providing information about traffic handling and rule matching. You can configure and view diagnostic logging on the Diagnostic Logging tab of the Troubleshooting node in Forefront TMG Management. When diagnostic logging is enabled, it automatically logs events for firewall policy access and authentication issues.
The following topics provide information that can help you view the diagnostic events: