[imp] Does Imp 3.0 generate wrong header fields?

[Jan Schneider]

Zitat von Otto Stolz <Otto.Stolz@uni-konstanz.de>:

> Hello,
> 
> quoted from the source of a message recently forwarded through
> the Imp list:
>  > From: =?Any?B?SmVz+nMtQW50b25pbyBBcnJveW8=?= <...>
>  > MIME-version: 1.0
>  > Content-type: text/plain; charset=Any
>  > Content-transfer-encoding: 8BIT
>  > User-Agent: Internet Messaging Program (IMP) 3.0
> 
> That particular encoding of a name in the From field is
> governed by RFC 2047, section 3, cf.
> <http://sunsite.dk/RFC/rfc/rfc2047.html>,
> and the Content-Type field is governed by
> RFC 2046, section 4.1.2, cf.
> <http://sunsite.dk/RFC/rfc/rfc2046.html>,
> both of which refer to the IANA registry for the
> valid values of the charset parameter.
> 
> In the IANA registry,
> <http://www.iana.org/assignments/character-sets>,
> there is no character set named "Any". So, the
> labels quoted above are clearly wrong. How is the
> receiver supposed to make heads or tails of this mess?
> 
> The last line quoted above apparently indicates that these
> erroneous labels were generated by IMP 3.0. Is that correct?
> 
> If so, there is a real problem. For interoperability with
> other mailing software, it is absolutely essential that
> IMP 3.0 produces labels with the correct MIME charset
> parameter.
> 
> Without a correct MIME charset parameter (or when the receiving
> side does not interpret this paramter correctly -- another
> problem I have seen and reported with IMP 2.7), no characters
> (beyond 7bit-ASCII) can sensibly be transmitted. In other words,
> without this parameter, you can only transmit messages in Swahili,
> Hawaiian, and English (disregarding particular punctuation marks
> and loan words).

Thanks for your lesson in RFCs and charsets but probably the guy who set up 
this IMP installation just messed up something.

Jan.

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