Re: [exim4] Testing and making sense of smtp output
On Mon, 13 Oct 2014 10:26:02 +0100
Brian <ad44@cityscape.co.uk> wrote:
> On Mon 13 Oct 2014 at 04:12:04 +0200, lee wrote:
>
> > Jonathan Dowland <jmtd@debian.org> writes:
> >
> > > On Sun, Oct 12, 2014 at 02:45:44PM -0400, Harry Putnam wrote:
> > >> > And if so, is that not acquired from /etc/hosts?
> > > snip
> > >> Egad ... I just noticed that was from a different machine...
> > >> but the format is the same on all of mine. So still should
> > >> stand as something to critique/
> > >
> > > Debian's exim4 will take the contents of /etc/mailname over the
> > > dns name by default. I'd recommend putting the fqdn that you want
> > > exim to use there.
> >
> > You can also specify it in exims' configuration. Unless you do have
> > good reason to do so, I'd advise against it and let exim use the
> > host name (which the automatic configuration which I don't exactly
> > recommend hopefully lets exim use unless you tell it otherwise).
>
> The HELO cannot be specified using dpkg-reconfigure. It is taken from
> /etc/hosts.
>
Just to clarify slightly further, it can be *explicitly* specified by
editing exim4 config files, which then overrides any implied source,
and with suitable additional work, can be specified differently for
different 'mail from' domains.
--
Joe
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