The application captures information from any of the following sources on the publisher node and each subscriber node.
RTMT counters
CDR_CAR (Cisco Unified Communications Manager only)
Cisco Unified Communications Manager DB (Cisco Unified Communications Manager only)
IM and Presence DB (IM and Presence Service only)
disk files
OS API calls
network API calls
prefs
CLI
RIS
The report includes data for all active clusters that are accessible at the time that you generate the report. If the database on the publisher node is down, you can generate a report for the active nodes. The Report Descriptions report in the System Reports list provides the information sources for a report.