Difference between revisions of "Postfix"

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Postfix is a mail transfer agent that routes and delivers e-mail.
 
Postfix is a mail transfer agent that routes and delivers e-mail.
  
[http://www.postfix.org/OVERVIEW.html Postfix Architecture Overview]
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== Configuration ==
== How Postfix recieves mail ==
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Postfix stores its configuration files in the /etc/postfix/ directory. The following is a list of the more commonly used files:
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; access : Used for access control, this file specifies which hosts are allowed to connect to Postfix.
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; aliases : A configurable list required by the mail protocol.
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; main.cf : The global Postfix configuration file. The majority of configuration options are specified in this file.
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; master.cf : Specifies how Postfix interacts with various processes to accomplish mail delivery.
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; transport : Maps email addresses to relay hosts.
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==[http://www.postfix.org/OVERVIEW.html Postfix Architecture Overview]==
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=== How Postfix recieves mail ===
 
[[Image:Postfix-get.png]]
 
[[Image:Postfix-get.png]]
  
 
We use smtpd.  Yes, our "sendmail" isn't the real thing, but rather a Postfix component.
 
We use smtpd.  Yes, our "sendmail" isn't the real thing, but rather a Postfix component.
  
== How Postfix delivers mail ==
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=== How Postfix delivers mail ===
 
[[Image:Postfix-send.png]]
 
[[Image:Postfix-send.png]]
 
== External Information ==
 
== External Information ==
 
* [http://www.redhat.com/docs/manuals/enterprise/RHEL-5-manual/Deployment_Guide-en-US/s1-email-mta.html#s2-email-mta-postfix RHEL 5 docs]
 
* [http://www.redhat.com/docs/manuals/enterprise/RHEL-5-manual/Deployment_Guide-en-US/s1-email-mta.html#s2-email-mta-postfix RHEL 5 docs]

Revision as of 14:05, 17 August 2007

Postfix is a mail transfer agent that routes and delivers e-mail.

Configuration

Postfix stores its configuration files in the /etc/postfix/ directory. The following is a list of the more commonly used files:

access
Used for access control, this file specifies which hosts are allowed to connect to Postfix.
aliases
A configurable list required by the mail protocol.
main.cf
The global Postfix configuration file. The majority of configuration options are specified in this file.
master.cf
Specifies how Postfix interacts with various processes to accomplish mail delivery.
transport
Maps email addresses to relay hosts.

Postfix Architecture Overview

How Postfix recieves mail

Postfix-get.png

We use smtpd. Yes, our "sendmail" isn't the real thing, but rather a Postfix component.

How Postfix delivers mail

Postfix-send.png

External Information