Author: Marc Sherman Date: To: exim-users CC: joss Subject: Re: [exim] Fallback upon certain errors
Josselin Mouette wrote: >
> What I'd like to achieve is, when this transport fails with a certain
> error code - namely error 550, for domains using stupid RBLs I'm listed
> in - to retry with another transport (a smarthost one).
>
> Is it possible with exim4 ?
It's not possible, and even if it were, it would be a very bad idea.
You should just use a smarthost for all your mail if you want reliable
delivery.
This has been discussed extensively on this list many times in the past.
