1. Login to the EMA Server 172.17.248.106\n2. Remove the entry of the target server from the /home/ingres/ema/ema/nagios/etc/ssh/known_hosts\n3. Login to the target server 172.16.226.231\n4. Remove the entry of the EMA Server on the /home/ingres/.ssh/authorized_keys\n5. Login to the EMA Server again\n6. Ran docker exec -it ema ssh-copy-id -i /usr/local/nagios/etc/ssh/id_rsa ingres@172.16.226.231.\n7. Ran docker exec ema /etc/init.d/nagios restart\n8. Go to nagios browser but still having errors\n\nNote: Suspected that ssh id (id_rsa) on EMA Server needs updating to support RHEL 9.x OS.\nFor further investigation and testing