[Dovecot] IMAP STARTTLS Problem

[Markus Fritz]

Am 07.05.2012 09:56, schrieb Patrick Ben Koetter:
> * Markus Fritz<markus at opsys.de>:
>> Am 06.05.2012 20:57, schrieb Patrick Ben Koetter:
>>> * markus at opsys.de<markus at opsys.de>:
>>>> Yep, I set the rights for the cert in Thunderbird. With this CERT
>>>> SSL is working in Thunderbird but not with STARTTLS.
>>>>
>>>> 4440[af7d580]: bcde800:mail.opsys.de:NA:CreateNewLineFromSocket: 1
>>>> BAD TLS not available due to temporary reason
>>> Your server responds it has a temporary problem. Set the server verbose to get
>>> more useful log output.
>>>
>> Now I got this:
>> May  6 22:38:35 opsys dovecot: imap-login: Disconnected (no auth
>> attempts): rip=84.150.37.251, lip=78.46.216.126, TLS: SSL_read()
>> failed: error:14094418:SSL routines:SSL3_READ_BYTES:tlsv1 alert
>> unknown ca
>>
>> What have I to do now? The cert is signed by myself.
> You need to import your CAs certificate into TB.
>
> p at rick
>

I imported the .pem public file, it's there and I set the trust status 
in Thunderbird. It still won't work.
Screenshot: http://snpr.cm/hLClYx.png