STARTTLS test (was Re: No AUTH PLAIN with dovecot 2.0.19)

[Steffen Kaiser]

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On Mon, 29 Sep 2014, Reindl Harald wrote:

>Am 29.09.2014 um 15:21 schrieb Michael Wechner:
>
>> hence I would assume to see it also for the new version of postfix
>> and dovecot, or do I misunderstand something?

> if the server is configured in a way it offers AUTH only
> over a encrypted channel (recommended) then you need to
> use STARTTLS before you see the capability and for that
> telnet is just the wrong tool

To test STARTTLS try this:

a) gnutls-cli -p 587 --starttls smtp
STARTTLS
^D

The ^D lets gnutls perform the SSL handshake, then you can type again.

b) openssl s_client -connect smtp:587 -starttls smtp

- -- 
Steffen Kaiser
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