Linux Mail Server Setup and Howto Guide

Installing and setting up Dovecot in RHEL 4 or CentOS 4 is easy. All we have to do is to enable the services we would like to provide and we are good to go.

Installing and setting up Postfix SMTP Server in RHEL 4 or CentOS 4 is easy. Postfix has secure default settings so we just need to open it up a bit.

Red Hat Enterprise Linux 4 and its derivative CentOS 4 includes an extensive list of applications that can be easily added or removed. This guide will show you how to do it using the Package Management tool.

Starting and stopping services is easy in Red Hat Enterprise Linux 4 and its derivative CentOS 4. Both has the Service Configuration tool for simplifying service administration.

1. Click Applications, select System Settings, select Server Settings and click Services. This will launch the Service Configuration window.

After successfully installing Red Hat Enterprise Linux 4 or CentOS 4, we still have to configure it the first time we use it. The steps below will guide you in setting it up.

1. Click Next in the Welcome window.

After getting a copy of the CentOS 4 Linux or Red Hat Enterprise Linux 4, the steps below describes how to install it from scratch.

What is a partition?

A partition is a subdivision on a hard disk. Each Linux partition except the swap partition requires a mount point.

This page will show you how to setup a mail server with antispam and antivirus capabilities and can be integrated into Active Directory.

The Problem

A client asked me to reinstall their mail server. Their existing mail server using Microsoft Exchange 2000 on Windows 2000 Server was frequently down. Whenever it was up, it performed badly. It performed so bad that it took minutes just to check mails and learn they have no new mail.