Re: Using postfix as mail relay ?

[Magnus Bäck <magnus@xxxxxxxxxxx>]

On Wednesday, September 01, 2004 at 13:55 CEST,
     Sebastien Cabrol <cabrolse@xxxxxxxxxxxxx> wrote:

> I would like to use postfix to send and receive mail for a valid domain
> (domain.com) but relay the incoming/outgoing mail to a subdomain
> (domain.internal).
> 
> My subdomain (domain.internal) is sitting on a SBS 2003. I'd like to
> have this server to have a minimum access to the outside world. So I was
> thinking to set-up postfix to handle mail servicing.
> Where postfix would forward all incoming mail to the users via
> ".forward" [user@xxxxxxxxxxxxxxx].

No, don't use .forward files for this.

> But my problem at present is "how to set-up the SMTP or mail relay
> servicing?" 
> Also Postfix is install on a solaris 8 server, in a private DMZ with a
> real and fake IP.
> Can somebody indicate me what should I configure? Should I setup a mail
> relayhost anything like that?

Read this for a start:
http://www.postfix.org/STANDARD_CONFIGURATION_README.html#firewall

-- 
Magnus Bäck
magnus@xxxxxxxxxxx