Wouter Hanegraaff writes:
> On Wed, Feb 09, 2000 at 08:02:40AM -0800, Claus Assmann wrote:
> > On Wed, Feb 09, 2000, Lars Hecking wrote:
> >
> > > The Sender: header is written by the MTA (eg. sendmail).
> >
> > sendmail does not generate a "Sender:" header.
> > Which MTA does it?
>
> Postfix, if I set the From: address manually with edit_headers. It's set
> to the same value as the From (not From:) header on the first line of a
> message
This is proper RFC 822 behaviour (Sec. 4.4.2), although the RFC doesn't
say it's the MTA's job to add Sender:.
