[CentOS] Kind of OT: internal imap server
Feizhou
feizhou at graffiti.net
Tue Aug 22 05:48:23 UTC 2006
Kanwar Ranbir Sandhu wrote:
> Hi Everyone,
>
> I'm running a Postfix+Dovecot+SpamAssassin box in a DMZ. Everything is
> honkey dorey.
> Lately I've been thinking about moving Dovecot (for IMAP) into the
> internal network - I'd rather not store my mail on the CentOS 4 host in
> the DMZ.
Why?
>
> Not having done this before, I'm not quite sure what options I have.
> Also, I don't know if this is a good idea at all. So:
>
> 1. Should I just leave mail storage on the same box in the DMZ?
Tell us why you want to move first.
> 2. If the answer to 1 is no, what's the best way to get mail from the
> SMTP server in the DMZ to an IMAP server in the internal network?
> Here's what I've briefly considered:
>
> DMZ Postfix+SpamAssassin -> Internal Postfix+Dovecot
> DMZ Postfix+SpamAssassin -> Internal Fetchmail+Dovecot
Forget this. Answer the question first and then you can come to this
after you also consider your hardware.
>
> 3. Any tutorials for this out there, or even articles, etc., discussing
> using Postfix as a gateway? So far, I haven't found any that I've
> liked.
...
It is a little bit involved. But first answer the question of why you
want to move before we explore this.
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