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Issue Error connecting to mail server Horde after changeing ssl certificate on mailserver

Anne Baum

New Pleskian
Good Morning!

I protected our Plesk server and our mail server with an SSL certificate from Lets Encrypt. Since then, Horde has unfortunately stopped working and I can no longer receive emails. What can I do to make everything work again? I think I have to set somewhere at Horde or Postfix that the server is now protected via SSL, right? But where and how?

I have now executed the following command to open the mail log tail -f / usr / local / psa / var / log / maillog.

now I keep getting messages. Here is a copy:

Apr 27 10:50:18 apollo plesk_saslauthd [6423]: failed mail authentication attempt for user '[email protected]' (password len = 8)
Apr 27 10:50:18 apollo postfix / smtpd [3545]: warning: unknown [xx.xxx.xx.xx]: SASL LOGIN authentication failed: authentication failure
Apr 27 10:50:19 apollo postfix / smtpd [11054]: warning: hostname ip-38-67.ZervDNS does not resolve to address xx.xxx.xx.xx: Name or service not known
Apr 27 10:50:19 apollo postfix / smtpd [11054]: connect from unknown [xx.xxx.xx.xx]
Apr 27 10:50:20 apollo postfix / smtpd [3545]: disconnect from unknown [xx.xxx.xx.xx] ehlo = 1 auth = 0/1 rset = 1 quit = 1 commands = 3/4
Apr 27 10:50:29 apollo plesk_saslauthd [6423]: No such user '[email protected]' in mail authorization database
Apr 27 10:50:29 apollo plesk_saslauthd [6423]: failed mail authentication attempt for user '[email protected]' (password len = 9)
Apr 27 10:50:29 apollo postfix / smtpd [11054]: warning: unknown [xx.xxx.xx.xx]: SASL LOGIN authentication failed: authentication failure
Apr 27 10:50:31 apollo postfix / smtpd [11054]: disconnect from unknown [xx.xxx.xx.xx] ehlo = 1 auth = 0/1 rset = 1 quit = 1 commands = 3/4

Thanks for your support!
 

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  • Screenshot_2020-04-27 Horde Log in.png
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