Mailserver not working: Warning: SASL: Connect to private/auth failed

Created:

2016-12-12 03:46:11 UTC

Modified:

2017-08-08 13:28:36 UTC

1

Was this article helpful?


Have more questions?

Submit a request

Mailserver not working: Warning: SASL: Connect to private/auth failed

Applicable to:

  • Plesk 12.5 for Linux

Symptoms

  1. Unable to send mail. The following error could be found in /var/log/maillog :

    Nov  7 22:24:01 server postfix/smtpd[25002]: connect from example.com[127.0.0.1]
    Nov 7 22:24:01 server postfix/smtpd[25002]: warning: SASL: Connect to private/auth failed: Connection refused
    Nov 7 22:24:01 server postfix/smtpd[25002]: fatal: no SASL authentication mechanisms
    Nov 7 22:24:02 server postfix/master[24991]: warning: process /usr/libexec/postfix/smtpd pid 25002 exit status 1
    Nov 7 22:24:02 server postfix/master[24991]: warning: /usr/libexec/postfix/smtpd: bad command startup -- throttling
  2. Parameter smtpd_sasl_type enabled in /etc/postfix/main.cf Postfix configuration file.

Cause

Misconfiguration in /etc/postfix/main.cf file

Resolution

Remove the string with smtpd_sasl_type parameter.

Note: By default, Postfix SMTP server configured by Plesk uses Cyrus SASL implementation.

Have more questions? Submit a request
Please sign in to leave a comment.