You want to know how the "Excluded Software Releases" report populated.
You want to see which vendors/patches have been excluded.
IT Management Suite (ITMS) 8.1 and 8.5
Go to Home>Patch Management and click on "Compliance Dashboard" You will see the following:
This shows the number of Software Releases that have been excluded from patching. Clicking on the number will bring up a list of all the Software releases and vendors that you have excluded from Patching.
The "Excluded Software Releases" report is populated by the "MetaData Import Task".
For more information on running the "MetaData Import Task" (PM Import), please see the following: Downloading the Windows software updates catalog, starting on page 15.