RAC0225: Sending the test mail failed troubleshooting
Integrated Dell Remote Access Controller 9 (iDRAC) SMTP test mail fail, error message: RAC0225: Sending the test mail failed. Check mail relay server log (sendmail): [iDRAC IP] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA Solved: After iDRAC is upgraded to version 4.00.00.00, you may stop receiving encrypted email alerts from iDRAC, if the external email server does not support encryption. iDRAC firmware version 4.00.00.00 introduces a user-selectable encryption option and the default protocol is StartTLS. To start receiving email messages again, disable the email encryption by using the following RACADM command: racadm set idrac.RemoteHosts.ConnectionEncryption None Refer
After P2V (vmware Converter Standalone), RedHat Linux Server Can not boot.
error message: setuproot: moving /dev failed: No such file or directory mount: could not find filesystem '/dev/root' setuproot: error mounting /proc: No such file or directory setuproot: error mount /sys: No such file or directory switchroot: mount filed: No such file or directory Kernel panic - not syncing: Attempted to kill init!