Dovecot can't connect to openldap over starttls [REQUEST OF OPENLDAP]

[info at gwarband.de]

Can sombody say something about this request?

This is an email from the openldap-technical mailinglist from openldap.

Systemdetails are mention in the other email.

-------- Originalnachricht --------
Betreff: Re: Dovecot can't connect to openldap over starttls
Datum: 2017-03-20 16:18
Absender: Dan White <dwhite at cafedemocracy.org>
Empfänger: info at gwarband.de
Kopie: openldap-technical at openldap.org

On 03/20/17 16:06 +0100, info at gwarband.de wrote:
>> Debug Dovecot's implementation of ldap_start_tls_s().
> I don't have any idea how to set a higher debug level to dovecot. In 
> my opinion I have the highest. So I can't deliver a greater log.

I recommend consulting Dovecot's advice on how to run a debugger, or 
dig
into the code which calls libldap.