Read page 22 in the connector manual of the connector page (CA Service Operations Insight Connectors - CA Technologies )
ftp://ftp.ca.com/CAproducts/SOI/Connectors/Documentation/CA%20Unified%20Infrastructure%20Management%20%20(UIM)%20Connector%203.5.0.1.pdf
Configure Invisible Alert Display
Follow these steps:
1. Open the Nimsoftconnector.xml file from the following location, and change the value of sendInvisibleAlerts from true to false:
CA\Catalyst\CatalystConnector\registry\topology\physical\_CatalystCon nector\modules\configuration
2. If you are upgrading, add the sendInvisibleAlerts property and the value.
3. Restart the CA Catalyst Container service.