This pocket reference brings together all the important Unix and Linux system administration information in a single compact volume
Chapter 1. Essential System Administration Pocket Reference
Section 1.1. Introduction and Font Conventions
Section 1.2. The root Account
Section 1.3. Essential Administrative Tools
Section 1.4. Devices and Device Files
Section 1.5. File Ownership and Protection
Section 1.6. System Messages and Log Files
Section 1.7. Startup and Shutdown
Section 1.8. User Accounts
Section 1.9. Process and Resource Management
Section 1.10. Filesystems and Disks
Section 1.11. Printing
Section 1.12. Serial Lines
Section 1.13. Networking
Section 1.14. Electronic Mail
Section 1.15. Security
Section 1.16. Kernel Configuration