[Gllug] Confusion about the "Sender" field in email headers.

[David Damerell]

On Monday, 29 Nov 2010, t.clarke wrote:
>My understanding is that the 'From' line at the very start of an email
>(not a 'header'!) shows the physical sender,

That shows whatever was used in the MAIL FROM: part of the SMTP
conversation. It is intended to be the address to which bounces should
be sent. It is typically the same as the Sender: address when that is
present.

-- 
David Damerell <damerell at chiark.greenend.org.uk> Kill the tomato!
Today is Gloucesterday, November.
Tomorrow will be Leicesterday, November.
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