From: Wietse Venema (wietseporcupine.org)
Date: Thu Sep 11 2003 - 05:56:00 CDT

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Atlantis Online:
> Hi
>
> I have installed the latest Postfix 2.0.15 and have the problem, that
> mails with 8bit-headers (i.e. a german Umlaut (???) in the subject) does
> not shown correctly. The Cyrus IMAPD shows a 'X' instead.

The standard does not allow 8-bit characters in message HEADERS.
Cyrus converts them the X.

> I've read somewhere, that (other than Sendmail) Postfix does not
> automatically convert 8bit to quoted-printable.

No MTA converts message HEADERS to quoted-printable. That can
be done only with message BODIES.

Encoding of message HEADERS must be done by the mail user agent
and is described in RFC 2047.

        Wietse

> But I've also read the following:
> >Postfix MIME works incl. quoted-printable conversion
> >- Conversion of 8-bit content when delivering mail to systems that
> >cannot receive 8-bit mail. This eliminates an acceptance problem
> >with people who insist on Postfix being a good network neighbour.
> >Being a one-pass MIME processor, it will not attempt to fix illegal
> >mail such as mail with 7-bit labels on top of 8-bit content.
> http://archives.neohapsis.com/archives/postfix/2002-05/1848.html
>
> How do I enable this, or what have I to do, so that mails with
> 8bit-headers are converted into quoted-printable and are shown correctly
> in mail-clients like SquirrelMail or MS Outlook?
>
> Thanks for help!
>
> Greetings
> Stefan
>
>

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