El día miércoles, diciembre 17, 2025 a las 08:51:58p. m. +0000, David 
Haguenauer escribió:

> * Claus Assmann <[email protected]>, 2025-12-17 18:25:02 Wed:
> > On Wed, Dec 17, 2025, Matthias Apitz wrote:
> > > $ openssl s_client -connect smtp.1blu.de:465
> > > XXXXXXXXXXXXXXXXXXXX
> > > RENEGOTIATING
> > Is there an 'R' in the XXX?
> > 
> > AFAIR that triggers the "RENEGOTIATING" from s_client.
> > 
> > Check whether there's some way to turn that off
> > (it's not in the man page on my machine).
> 
> That must be it. It looks like `openssl s_client -quiet' will disable
> the interactive interpretation of "R" (and some other commands) at the
> start of a line. My man page for `s_client' says:
> 
> ----
> When used interactively (which means neither -quiet nor
> -ign_eof have been given), then certain commands are also recognized
> which perform special operations. These commands are a letter which
> must appear at the start of a line. They are listed below. [...]
> 
>        R   Renegotiate the SSL session (TLSv1.2 and below only).
> ----

Thanks to all who replied. Using -quiet did the trick.

        matthias

-- 
Matthias Apitz, ✉ [email protected], http://www.unixarea.de/ +49-176-38902045
Public GnuPG key: http://www.unixarea.de/key.pub

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