[Mimedefang] duplicate subject headers {Scanned by vsl mailsafe}

[David F. Skoll]

Jeff Makey wrote:
>> Or is there an RFC that says only 1 subject?

> While it is possible that some software is confused by multiple
> Subject headers, none of the RFCs prohibit that situation.

Not correct.  RFC 2822 specifies that a message can have zero
or one Subject: header.  See the table of headers/min/max in that RFC.

Regards,

David.