This book takes a practical, step by step approach to working with email servers. It starts by establishing the basics and setting up a mail server. Then you move to advanced sections like webmail access, security, backup, and more. You will find many examples and clear explanations that will facilitate learning.This book is aimed at technically confident users and new and part time system administrators in small businesses, who want to set up a Linux based email server without spending a lot of time becoming expert in the individual applications. Basic knowledge of Linux is expected.

As the ultimate resource on the basics of the Linux desktops, servers, and programming tools, this book is written by the ultimate author on all things Linux. This transition resource is ideal if you are making the move from Windows or Macintosh to using Linux as your desktop system, and explains the Linux technology, offers detailed installation instructions, and includes step-by-step descriptions of key desktop and server components. You’ll relish the in-depth descriptions that will help you choose the best Linux distribution to suit your needs. Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file.

* Detailed installation instructions and step-by-step descriptions of key desktop and server components help new users get up and running immediately * Descriptions of the various distributions from people in the Linux community help users zero in on the best Linux for their needs * The perfect migration guide for Windows and Macintosh desktop users who want to switch to Linux, as well as for systems administrators who want to set up secure, fully functioning server systems * Covers Linux embedded systems, firewalls, and routers plus desktops and servers * Includes Fedora Core 3, Debian Linux, SUSE Linux, Knoppix, Gentoo Linux, Slackware Linux, Mandrake Linux, Damn Small Linux, and a Linux firewall and router on DVD

Formerly known as Red Hat Linux, the Fedora Core distribution is an excellent, no-cost alternative to Windows, Solaris, and other expensive operating systems Red Hat currently controls an estimated seventy percent of the Linux market in the U.S. This book gives experienced and first-time Fedora users sixty concise, step-by-step, timesaving techniques to help them perform tasks with Fedora more efficiently Organized by topic, the techniques are presented in the friendly, easy-to-understand For Dummies style, with a minimum of technical jargon The techniques run the gamut of end-user, system administration, and development tasks, ranging from desktop, file system, RPM, and database tips to Internet server, e-mail server, networking, system monitoring, security, and Linux kernel tricks Covers the latest release of Red Hat's Fedora Core distribution

The definitive guide to the basics of one of the most popular operating systems in the world Whether you're a first-time Linux user or you're migrating from another operating system, this book is an ideal introductory guide for getting comfortable with the building-block nature of Linux. Written by bestselling author Christopher Negus, this guide is packed with in-depth descriptions on the basics of Linux desktops, servers, and programming tools and gets you up to speed on all the new and exciting features of the newest version: Linux 2010. Negus walks you through transitioning from Windows or Mac and helps you find the Linux distribution that best meets your needs. You'll explore more than 18 Linux distributions, including the latest versions of Ubuntu, Fedora, Debian, OpenSUSE, Slackware, Knoppix, Gentoo, Mandriva, SLAX, and more. Plus, you'll discover how to set up secure, fully functioning Linux server systems and get up-to-date installation advice. Topics Covered: Getting off the Ground with Linux Running a Linux Desktop Learning System Administration Skills Setting Up Linux Servers Choosing and Installing Different Linux Distributions Programming in Linux Linux Bible 2010 Edition walks you through the details of the various Linux distributions and updates you on the latest networking, desktop, and server enhancements. Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file.

Your Complete Guide to the World's Leading Linux Enterprise Distribution Red Hat Enterprise Linux 3 is emerging as the corporate Linux standard. One of the first books to focus on this robust product, Mastering Red Hat Enterprise Linux 3 gives you the practical information you need to install, configure, and network Linux on a large number of computers. For experienced administrators, this book uniquely features detailed coverage of Apache, TUX, Samba, NFS, vsFTP, Squid, SSH, DNS, DHCP, iptables, CUPS, sendmail, Postfix, NIS, LDAP, MySQL, system administration command line and GUI tools and utilities for each phase of the management process. It also helps you configure the GUI for enterprise workstations. Topics include: Installing Linux on a standalone system, over a network, and automatically on multiple computers Navigating the command line interface Administering users and groups securely Managing packages with the RPM GUI tool Configuring and troubleshooting the boot process Upgrading and recompiling kernels Backing up your system with RAID Understanding basic TCP/IP networking Managing Linux on your LAN Securing Linux firewalls Ensuring secure remote access Installing, configuring, and testing DNS, DHCP, CUPS, sendmail and Postfix mail servers Configuring and troubleshooting FTP, NFS, Samba, Apache, TUX, and Squid Effectively using Linux authentication services--NIS and LDAP Using Red Hat GUI administrative tools appropriately Setting up MySQL for databases Managing X servers and X clients Working with GNOME and KDE

The Linux world is constantly changing, requiring new knowledge and skills to work as a Linux system administrator. Linux Fundamentals, Second Edition not only updates the first edition with new material, but also changes the book’s focus a bit, from a basic approach to Linux to a more advanced server-oriented look at using Linux. While the first edition tracked the skills needed to meet the LPI Linux Fundamentals exam requirements, this edition tracks the more advanced CompTIA Linux+ exam requirements. The Second Edition provides a soft, accessible, and practical introduction to Linux environments and command line basics. The addition of new virtual labs will also empower students to apply theory in hands-on exercises in real time. This edition dives deeper into the Linux server environment, covering the commands you are expected to know for the Linux+ exam.

This book offers a comprehensive guide to Novell’s Linux Enterprise Server, one of the most powerful Linux-based server solutions available today. The book guides readers through all of the most important aspects of SLES, beginning with an in-depth overview of installation and configuration tasks. Later chapters cover configuration and deployment of key services, including the MySQL database, file sharing and printing, Web, FTP, News, DNS, and Proxy Servers. van Vugt instructs readers on important administration concepts such as instituting strict file system security and server automation. Readers will also learn about how to cluster servers together to lessen downtime and increase performance.

As a market-leading, free, open-source Linux operating system (OS), Fedora 10 is implemented in Red Hat Enterprise Linux and serves as an excellent OS for those who want more frequent updates. Bestselling author Christopher Negus offers an ideal companion resource for both new and advanced Linux users. He presents clear, thorough instructions so you can learn how to make Linux installation simple and painless, take advantage of the desktop interface, and use the Linux shell, file system, and text editor. He also describes key system administration skills, including setting up users, automating system tasks, backing up and restoring files, and understanding the latest security issues and threats. Included is both a DVD distribution of Fedora Linux 10 and a bootable Fedora LiveCD. Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file.

Fully up to date with version 6 of Red Hat, this handbook gives readers everything they need to install, configure and administer Red Hay systems. Both novice and experienced system administrators can use this book to master Linux networking, file service, e-mail, security, back-ups, print sharing, Web, FTP, and much more.