Ensure that you can see all required historical data using MSTR. When Avaya Analytics™ on DC2 is connected to Avaya Oceana® on DC2, ensure that all the real time and historical data is available in Avaya Analytics™. If you are upgrading from version older than 4.2, then ensure that MSTR is configured on DC2. For more information, refer Using Avaya Analytics™ Reports for Avaya Oceana®.