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List:       redhat-list
Subject:    Re: how does email work in redhat 9?
From:       christopher j bottaro <cjb () cs ! utexas ! edu>
Date:       2003-09-24 4:30:13
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ahh, thank you.  gunna check it out soon...=)

-- christopher

On Tue, Sep 23, 2003 at 09:32:54PM -0500, Benjamin J. Weiss wrote:
> Good!  An interest in how things work is always a good beginning. :)
> 
> One good place to start is:  http://www.redhat.com/docs/manuals/linux/
> 
> Another is: http://www.tldp.org
> 
> In your particular case, you're running into the default security setup for
> mail transport agents (MTA) like sendmail and postfix in RH. By default, RH
> comes configured to be able to send email but not receive it.  This is to
> help keep open relays off of the internet.
> 
> First you'll need to ensure that you open port 25 on your firewall.
> 
> Next you should look at:
> http://www.redhat.com/support/resources/howto/RH-postfix-HOWTO/x118.html
> 
> It's long, but it goes through all of the main.cf configuration file.  It
> should help you out.
> 
> Ben


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