Postfix Mysql Dovecot Mail Server Installation

Today I will explain how to configure postfix mysql dovecot mailing system with smtp authentication. For this I am using a debian based system.

First start with mysql installation,

apt-get install mysql-server libmysqlclient-dev

Install latest openssl package.
http://www.openssl.org/source/openssl-1.0.1e.tar.gz
tar -zxvf openssl 1.0.1e.tar.gz
cd openssl 1.0.1e
./config shared
make
make install