This essential guide covers all aspects of Linux system administration, from user maintenance, backups, filesystem housekeeping, storage management, and network setup to hardware and software troubleshooting and some application management. It's both a practical daily reference manual for sysadmins and IT pros and a handy study guide for those taking Linux certification exams.

You'll turn to it frequently, not only because of the sheer volume of valuable information it provides but because of the real-world examples within and the clear, useful way the information is presented. With this book at your side, you'll be able to:

Install Linux and perform initial setup duties, such as connecting to a network
Navigate the Linux filesystem via the command line
Install software from repositories and source and satisfy dependencies
Set permissions on files and directories
Create, modify, and remove user accounts
Set up networking
Format and mount filesystems
Perform basic troubleshooting on hardware and software
Create and manage logical volumes
Work with SELinux
Manage a firewall and iptables
Shut down, reboot, and recover a system
Perform backups and restores