- A java application could not send a mail and output the java errors including
javax.mail.MessagingException: Can't send command to SMTP host.
- The local
postfixprocess was suspected, but nothing was logged into
/var/log/maillogfor the connection error.
Red Hat Enterprise Linux 7.7
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.