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MithiWiki Home > ConnectXf Home > ConnectXf Administration > Configuration > Error observed in /var/log/messages log, imapd: couriertls: accept: error:1408F10B:SSL routines:SSL3 GET RECORD:wrong version number


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Troubleshooting
Product ConnectXf
Version All
Applies to Administrators
Level Advanced





Error observed in /var/log/messages log, imapd: couriertls: accept: error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version number

Symptoms

We have observed the following errors in the /var/log/messages log of the server

Jul 10 10:18:48 mailserver imapd: couriertls: accept: error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version number
Jul 10 10:21:59 mailserver imapd: couriertls: accept: error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version number
Jul 10 10:22:00 mailserver imapd: couriertls: accept: error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version number
Jul 10 10:22:19 mailserver imapd: couriertls: connect: error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version number
Jul 10 10:25:12 mailserver imapd: couriertls: accept: error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version number
Jul 10 10:25:13 mailserver imapd: couriertls: accept: error:1408F10B:SSL routines:SSL3_GET_RECORD:wrong version number

Cause

This is caused by PROTOCOL configuration in imapd-ssl file

Resolution

  • Backup the imapd-ssl configuration file
cp /usr/lib/courier-imap/etc/imapd-ssl /usr/lib/courier-imap/etc/imapd-ssl.bak
  • Edit the configuration as shown below
vi /usr/lib/courier-imap/etc/imapd-ssl
Search for and Change
TLS_STARTTLS_PROTOCOL=TLS1
to 
TLS_STARTTLS_PROTOCOL=SSL3
  • Restart courier-imaps using following command
/etc/init.d/courier-imaps restart
  • Test imaps login

Rollback

  • Restore the imapd-ssl configuration file from the backup taken in the step above
cp /usr/lib/courier-imap/etc/imapd-ssl.back /usr/lib/courier-imap/etc/imapd-ssl
  • Restart courier-imaps using following command
/etc/init.d/courier-imaps restart
  • Test imaps login