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Re: bugs in rfc2821

2004-01-22 12:19:40
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"Meng" == Meng Weng Wong
"[spf-discuss] bugs in rfc2821"
 Thu, 22 Jan 2004 13:15:36 -0500

    Meng> On Thu, Jan 22, 2004 at 01:13:45PM -0500, John A. Martin wrote:
    Meng> | 
    Meng> | Are you perhaps referring to rfc2821 Section 4.1.4
    Meng> | Paragraph 6:
    Meng> | 
    Meng> | [[ ... ]]
    Meng> I consider this a bug in 2821.  I don't know the reasoning
    Meng> that went into it but I think that text needs to change.

So that when one was visiting a distant site one could send mail with
their own envelope sender and have DSNs delivered to their normal
mailbox.  Old timers, like some on the Postfix list, still like to do
that.  :)

    Meng> The other thing I would fix is the "implicit MX" rule where
    Meng> a host only has an A record.

Backward compatibility, perhaps?  When the draft that became rfc2821
was started, before the ink was dry on rfc821, MX RRs were still a
novelty, no?

        jam

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