Troubleshooting
Problem
When sending an email on the HMC, it fails with :
Caused by: com.sun.mail.smtp.SMTPSendFailedException: 553 5.5.4 <username>... Domain name required for sender address <username>
The <username> will be replaced by the username of the email user used for authentication.
Symptom
You are unable to send emails or test emails from the HMC.
This may happen when following Manage Serviceable Event Notification or Email Notification has wrong sender information.
Cause
This error is a due to a known issue on the HMC.
Diagnosing The Problem
Contact support to gain root and run a test with openssl to see whether emails work with the valid "from email". If so, update or upgrade the HMC for the fix.
Resolving The Problem
The fix is available in the following releases :
952.0 and higher
1011.0 and higher
1011.0 and higher
Otherwise, emails will work without restrictions on the domain in the "from email".
Document Location
Worldwide
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Document Information
Modified date:
13 June 2022
UID
ibm16524692