Re: [Exim] Fail to manualroute on defer

Bryan Heitman wrote:
> As I understand fallback_hosts it is basically a host that mail is
> delivered to assuming a MX lookup fails and that no available hosts are
> available for delivery on the domain.

Yup - quite a lot like what the FallbackMXhost option (confFALLBACK_MX)
does in sendmail.

> Am I incorrect on this? I am looking for a host to send mail to if any of
> the following occur:
> * dns lookup fails

that is if the lookup times out / returns servfail, not NXDOMAIN

> * SMTP session is closed while communicating with destination server
> before complete (for any reason and at any point in the SMTP session)

yup

    srs