On Fri, Jul 12, 2024 at 10:00:39AM +0800, Jeff Pang via Postfix-users wrote:
> > But, another option, which I'd prefer whenever possible, is to route the
> > messages via a relay host that does have DNS.
> >
> > main.cf:
> > # Punt external mail to a relay that can do DNS
> > default_transport = smtp:[192.0.2.1]
>
> what's the difference between default_transport and relayhost settings?
https://www.postfix.org/postconf.5.html#default_transport
https://www.postfix.org/postconf.5.html#relayhost
The former does not apply to relay domains, in case the OP has any of
those.
--
Viktor.
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