RTFM. Exim 4.20 Spec section 41.1.
Nigel Wade wrote:
>
> Our campus is set up so that all incoming and outgoing mail has to be
> routed
> via the campus mail servers. For incoming mail this is not a problem as it
> gets passed on to our mail server.
>
> However, I'm having trouble getting Exim to route outgoing messages via the
> mail servers as the mail server DNS entry only has MX records. AFAIK this
> should be perfectly fine and has worked for years with sendmail, and it's
> not something which I can change.
>
> Exim refuses to route the mail as the smtp transport only appears to do a
> DNS A record search and no MX record search. I've tried the following two
> methods and both fail in the smtp transport with failed lookups on
> lepp.le.ac.uk :
>
> dnslookup:
> driver = manualroute
> domains = ! +local_domains
> transport = remote_smtp
> ignore_target_hosts = 0.0.0.0 : 127.0.0.0/8
> route_list = * lepp.le.ac.uk
> no_more
>
> remote_smtp:
> driver = smtp
>
> and this pair:
>
> dnslookup:
> driver = dnslookup
> domains = ! +local_domains
> transport = remote_smtp
> ignore_target_hosts = 0.0.0.0 : 127.0.0.0/8
> no_more
>
> remote_smtp:
> driver = smtp
> hosts = lepp.le.ac.uk
> hosts_override
>
>
> Does anyone know how I can get the smtp transport to lookup the MX record
> for our campus mail servers?
>
>
> --
> Nigel Wade, System Administrator, Space Plasma Physics Group,
> University of Leicester, Leicester, LE1 7RH, UK
> E-mail : nmw@???
> Phone : +44 (0)116 2523548, Fax : +44 (0)116 2523555
>
>
> --
>
> ## List details at http://www.exim.org/mailman/listinfo/exim-users Exim
> details at http://www.exim.org/ ##
>
--
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