Many many thanks for your answer, this looks exactly to be the solution to
my problem... Now the problem is that I am using EXIM 3.35 which is the
default of our Debian GNU/Linux 3.0r1 server. Is it still possible to use
your configuration example ? Or is there another way then ?
Regards
>(Top post - on account of stupid temporary MS mail client - Sorry)
>
>The best way to get around this is to use a "smart host" for the internal
>domains. This means routing mail for internal domains via a server that can
>deliver to the internal domains. If all the domains are on one server, you
>can use that server as a smart host and all mail to internal domains will
>go
>right to the destination, skipping DNS lookups and other checks. If there
>is
>a server on your network that can deliver to all these domains, using that
>server as a smart host will forward all internal mail via that machine.
>
>Setting up the route for this is very simple. Just place this directly
>above
>the "dnslookup" router in your routers configuration:
>
> #This example assumes you are running Exim 4.
> direct_internal:
> driver = manualroute
> transport = remote_smtp
> route_list = !+internal_domains 1.2.3.4
>
>Here 1.2.3.4 should be the address of the internal server you plan to use.
>You also need to specify the domains. The best way to do this is to add
>this
>in the primary configuration, preferably near to where the other domain
>lists, like local_domains, relay_for_domains, etc. are located:
>
> domainlist internal_domains =
>/usr/local/etc/internal_domains
>
>Now, in the file /usr/local/etc/internal_domains, create a newline seperate
>list of domains that are to be handled in this way, for example:
>
>example.com
>customer1.com
>customer2.com
>myfamily.org
>
>In this way, you need only modify the file when a new domain is to be
>added,
>and no reload of the Exim configuration file as needed each time you add a
>domain. The flat file can also be handled with a shell script, or, if you
>prefer, you may use a database to do this lookup, check the Exim
>specifications.
>
>Will
>
>----- Original Message -----
>From: "syn uw" <syn_uw@???>
>To: <exim-users@???>
>Sent: Saturday, January 03, 2004 11:38 PM
>Subject: [Exim] Problem with exim on internal network
>
>
>Hello,
>
>We are running EXIM on Linux on an internal web server running on a
>internal
>private network (hidden by NAT). EXIM is only responsible for sending out
>mails from our webmail system. The problem that we are encountering is when
>we are sending mails to domains that are hosted on our server: EXIM does an
>MX lookup for a domain hosted on our servers and then gets the external IP
>address of that our server and not the internal address. I tryed to force
>this by entering our mail server host's internal IP in /etc/hosts but still
>it takes the external address. Thus mails get undelivered as from the
>internal network it's not posible to use external IP addresses (that's how
>our OpenBSD firewall works).
>
>Does anyone have an idea ?
>
>Many thanks in advance for your help!
>
>Regards
>
>_________________________________________________________________
>MSN - More useful every day http://www.msn.ch Schluß mit Spam - MSN hilft
>Ihnen hier weiter.
>
>
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>
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>
>
>
>
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