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

[Michael Wechner]

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Hi Steffen

Thanks very much for the hint. I will give it a try later today.

Michael

Am 30.09.14 08:24, schrieb Steffen Kaiser:
> 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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