[Shorewall-users] DNS Name problem with mail server on LAN

Eduardo Ferreira duda at icatu.com.br
Mon Mar 7 07:00:54 PST 2005

MSantos wrote on 07/03/2005 11:53:49:

> Hi,
> I have a big "name problem" with my internal mail server ( 
> It is "seen" on the internet through DNAT ( Also there is 
> MX record pointing to the machine. Everything works fine from the 
> However i can't set the mail clients on the lan pointing to the mx 
> because this one points to and the firewall won't return
> answer the path to the internal ip (.152).
> Is there anyway to correct this?
> Regards,
> MSantos
you should have a different DNS server to you internal zone, or you could 
create a zone (queryable(?) only to the internal lan) in your DNS server 
to treat your internal network.  Connect your mail clients to the server 
named in the internal zone.


Eduardo Ferreira
Icatu Holding S.A.
Supervisor de TI
(5521) 3804-8606 

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