After an upgrade the downstream Agent Manager is not able to connect to the concentrator (4377814)

After upgrading to Foglight 7.1 a downstream Foglight Agent Manager (FglAM) is not able to connect to the concentrator FglAM.

The following message is present in the FglAM logs:

ERROR [Quartz[0]-0] com.quest.glue.core.comms.transport.http.Client - Error transmitting message to upstream server https://concentrator_hostname:15872.
com.quest.glue.common.comms.CommunicationException: Could not send request to remote host https://concentrator_hostname:15872
...
Caused by: javax.net.ssl.SSLHandshakeException: Received fatal alert: handshake_failure

WORKAROUND

Please contact support for a hotfix for this issue.

STATUS

This has been identified as defect Id. FOG-9082 and has been fixed in Foglight 7.3.0 and higher.