You can use information gathered from callers and from event and alarm reports to identify particular call sessions that had problems. Once you identify the problem sessions, use the Contact Detail report to view session information.
Procedure
Create a Contact Detail report..
Click the View Session Details icon at the end of the appropriate row.
On the Session Details page for the session, review the call session details for information about the problem that occurred during the session.
Next Steps
If you still cannot determine the problem from an examination of the call session, more information is available in the session log file.