Running qmail will enable you to install and operate an Internet email server on your local network without having to buy an expensive commercial email system and pay for user licenses. This book includes on CD the qmail email software package, which is in wide use on the Internet without any books documenting how to install, configure, and operate the email server effectively. There are step-by-step examples detailing the installation and configuration of qmail along with reference based chapters pertaining to qmail features. The FreeBSD operating system will be utilized to demonstrate concepts throughout the book. After reading this book, network administrators will possess a good understanding of how email is transferred between email hosts and clients in the Internet environment. You will also possess knowledge of how to use the qmail email software package in a standard Unix/Linux environment.