$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

How to Configure Posfix Secure EMail Server on Linux Ubuntu Step-by-Step Easy Visual-Guide

July 17, 2013 | By Duchateaux.

The Easy Visual-Guide shows you How to Install, Configure and Getting-Started with the Postfix eMail MTA on Ubuntu Linux.

Following the Postfix Configuration Proposed here Below will Get a Working eMail Secure Server on Ubuntu.

Before must have a Working eMail Server you will Need to Make an MX Mail Exchanger Record for the Domain.

Finally, to the article Bottom there is a Link to Guide for Enabling the Smtp, Pop, & Imap Client Login to Postfix Server.

Linux GNOME Penguin eMail
  1. Open Terminal Window
    (Press “Enter” to Execute Commands)

    Cmd and Search “term”

    Ubuntu Linux Raring Open Terminal

    In case first see: Terminal QuickStart Guide.

  2. Postfix Installation.

    sudo apt-get install postfix

    If Got “User is Not in Sudoers file” then see: How to Enable sudo
    You’ll be Asked about Mail Server Configuration and Domain Name, if you don’t Have some Special Needing just Take the Default Values…
    installing postfix on ubuntu linux - terminal mail server configuration
    installing postfix on ubuntu linux - terminal mail server domain name

  3. Postfix Local Network SetUp

    sudo su

    Here we see the Configuration by the postconf Utility but your can Directly See & Edit the Postfix Variables on the /etc/postfix/main.cf File.

    Postfix Network SetUp Example:

    postconf -e "mynetworks = 127.0.0.0/8"
  4. Next Set Postfix Domains

    Example:

    postconf -e "mydestination = example.com, mail.example.com, localhost.localdomain, localhost"

    This Make Postfix Aware that if it receives mail destined to either of these, for example, myuser@mail.example.com or myuser@example.com, it should accept and process this e-mails.
    The New Messages are Stored in the Maildir Directory on the User’s Home.

  5. Enable All Network Interfaces to Receive eMails

    postconf -e "inet_protocols = all"

  6. Latest Restart Postfix

    service postfix restart

  7. Test Postfix Installation

    telnet <domainName.com> 25

    Enter “quit” to Quit :)

    If Not Working See How to SetUp a MX Record for Receiving eMails.

    MX Record SetUp
  8. How to Enable Smtp, Pop & Imap Client Authentication.

    Articleifx+Dovecot Secure Auth