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Re: [PLUG] postfix question
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I think your analysis is exactly correct.
Go ahead and make the change, then force a few eMails. It will either work
brilliantly, or you stupid idea will make you burn with embarrassment <grin>.
On Wednesday August 19, 2009 4:25:58 pm Eric wrote:
> I'm looking at a Linux web server with postfix running. It's just handling
> a web application and occasionally sending out alerts via email.
>
> Let's say that the main domain is "maindomain.com"
> The Linux server is outside the maindomain company's network and is called
> web.maindomain.com. DNS routes only requests for web.maindomain.com to
> this server and all other traffic goes to their company network.
>
> When the program (php) tries to send an email to an outside domain
> (user@userhome.com) it works just fine.
>
> When the program tries to send an email to the maindomain.com domain
> (user@maindomain.com) it bounces it (apparently from/to itself?)
>
> I think that's because the postfix server thinks it's handling mail for
> *.maindomain.com.
>
> My suggested cure is to change the line in /etc/postfix/main.cf
>
> FROM
>
> mydestination = maindomain.com, localhost.org, localhost
>
> TO
>
> mydestination = web.maindomain.com, localhost.org, localhost
>
> Does that make sense or am I out in left field? (yes, those are mutually
> exclusive for purposes of this question.)
>
>
> Thanks,
> Eric
--
Casey Bralla
Chief Nerd in Residence
The NerdWorld Organisation
http://www.NerdWorld.org
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