Starting with a working BMER setup, using http sidecar and a consumer, the consumer gets the events.

If amq-router app is restarted, for example by deleting the amq-router pod or reset the node, the cloud-event-proxy can not reconnect with amqp automatically.

time="2022-11-09T18:45:36Z" level=debug msg="posting acknowledgment with status: SUCCESS to publisher: http://localhost:9085/api/cloudNotifications/v1/dummy"
time="2022-11-09T18:52:36Z" level=error msg="failed to send(TO): /cluster/node/cnfde10.ptp.lab.eng.bos.redhat.com/redfish/v1/Systems result amqp: link detached " 

The workaround is to restart cloud-event-proxy after amq restart.