Re: MTA experts: address rewriting depending on next hop

[Ron Johnson <ron.l.johnson@cox.net>]

On 2009-07-21 07:05, Siggy Brentrup wrote:
> On Tue, Jul 21, 2009 at 06:35 -0500, Ron Johnson wrote:
> [snip]
> > Either you or I have misconfigured Postfix, because internal email
> > comes to me as $USER@haggis.homelan, ... 
>
> Must be you, did you look at the Received: headers in my message?
> I looked at yours, no Postfix involved up to liszt.debian.org.

:)

That's because I reconfigured my MUA to send mail directly to my 
ISP, instead of to $HOSTNAME.

> >                                 ... whereas a couple of months ago
> > my ISP changed something (but I don't remember the error) so that
> > I'm no longer able to send email out to the Big Bad Internet using
> > Postfix as a relayhost.
>
> Probably something like "Sender domain must exist", that's what I
> get if I disable address rewriting.
>
> Attached is the transcript of a failing smtp session with my ISP, no
> need to mangle anything since that info is contained in the Received:
> headers of any outgoing mail.
>
> regs
>  Siggy


--
Scooty Puff, Sr
The Doom-Bringer