Table of Contents

Credits Preface Chapter 1. Linux Authentication 1. Disable User Accounts Instantly 2. Edit Your Password File for Greater Access Control 3. Deny All Access in One Second or Less 4. Customize Authentication with PAMs 5. Authenticate Linux Users with a Windows Domain Controller 6. Centralize Logins with LDAP 7. Secure Your System with Kerberos 8. Authenticate NFS-Lovers with NIS 9. Sync LDAP Data with NIS Chapter 2. Remote GUI Connectivity 10. Access Systems Remotely with VNC 11. Access VNC Servers over the Web 12. Secure VNC via SSH 13. Autostart VNC Servers on Demand 14. Put Your Desktops on a Thin Client Diet 15. Run Windows over the Network 16. Secure, Lightweight X Connections with FreeNX 17. Secure VNC Connections with FreeNX 18. Secure Windows Terminal Connections with FreeNX 19. Remote Administration with Webmin Chapter 3. System Services 20. Quick and Easy DHCP Setup 21. Integrate DHCP and DNS with Dynamic DNS Updates 22. Synchronize Your Watches! 23. Centralize X Window System Font Resources 24. Create a CUPS Print Server 25. Configure Linux Connections to Remote CUPS Printers 26. Integrate Windows Printing with CUPS 27. Centralize Macintosh Printing with CUPS 28. Define a Secure CUPS Printer Chapter 4. Cool Sysadmin Tools and Tips 29. Execute Commands Simultaneously on Multiple Servers 30. Collaborate Safely with a Secured Wiki 31. Edit Your GRUB Configuration with grubby 32. Give Your Tab Key a Workout 33. Keep Processes Running After a Shell Exits 34. Disconnect Your Console Without Ending Your Session 35. Use script to Save Yourself Time and Train Others 36. Install Linux Simply by Booting 37. Turn Your Laptop into a Makeshift Console 38. Usable Documentation for the Inherently Lazy 39. Exploit the Power of Vim 40. Move Your PHP Web Scripting Skills to the Command Line 41. Enable Quick telnet/SSH Connections from the Desktop 42. Speed Up Compiles 43. Avoid Common Junior Mistakes 44. Get Linux Past the Gatekeeper 45. Prioritize Your Work Chapter 5. Storage Management and Backups 46. Create Flexible Storage with LVM 47. Combine LVM and Software RAID 48. Create a Copy-on-Write Snapshot of an LVM Volume 49. Clone Systems Quickly and Easily 50. Make Disk-to-Disk Backups for Large Drives 51. Free Up Disk Space Now 52. Share Files Using Linux Groups 53. Refine Permissions with ACLs 54. Make Files Easier to Find with Extended Attributes 55. Prevent Disk Hogs with Quotas Chapter 6. Standardizing, Sharing, and Synchronizing Resources 56. Centralize Resources Using NFS 57. Automount NFS Home Directories with autofs 58. Keep Filesystems Handy, but Out of Your Way 59. Synchronize root Environments with rsync 60. Share Files Across Platforms Using Samba 61. Quick and Dirty NAS 62. Share Files and Directories over the Web Chapter 7. Security 63. Increase Security by Disabling Unnecessary Services 64. Allow or Deny Access by IP Address 65. Detect Network Intruders with snort 66. Tame Tripwire 67. Verify Fileystem Integrity with Afick 68. Check for Rootkits and Other Attacks Chapter 8. Troubleshooting and Performance 69. Find Resource Hogs with Standard Commands 70. Reduce Restart Times with Journaling Filesystems 71. Grok and Optimize Your System with sysctl 72. Get the Big Picture with Multiple Displays 73. Maximize Resources with a Minimalist Window Manager 74. Profile Your Systems Using /proc 75. Kill Processes the Right Way 76. Use a Serial Console for Centralized Access to Your Systems 77. Clean Up NIS After Users Depart Chapter 9. Logfiles and Monitoring 78. Avoid Catastrophic Disk Failure 79. Monitor Network Traffic with MRTG 80. Keep a Constant Watch on Hosts 81. Remotely Monitor and Configure a Variety of Networked Equipment 82. Force Standalone Apps to Use syslog 83. Monitor Your Logfiles 84. Send Log Messages to Your Jabber Client 85. Monitor Service Availability with Zabbix 86. Fine-Tune the syslog Daemon 87. Centralize System Logs Securely 88. Keep Tabs on Systems and Services Chapter 10. System Rescue, Recovery, and Repair 89. Resolve Common Boot and Startup Problems 90. Rescue Me! 91. Bypass the Standard Init Sequence for Quick Repairs 92. Find Out Why You Can't Unmount a Partition 93. Recover Lost Partitions 94. Recover Data from Crashed Disks 95. Repair and Recover ReiserFS Filesystems 96. Piece Together Data from the lost+found 97. Recover Deleted Files 98. Permanently Delete Files 99. Permanently Erase Hard Disks 100. Recover Lost Files and Perform Forensic Analysis Index

About the Author

Bill von Hagen is a seasoned Linux/Unix systems administrator and computer collector. He writes articles and product reviews for Linux Planet, Linux Today, Linux Format, and Linux Magazine. He is the author of several technology books including "Hacking the TiVo, Second Edition" (Muska and Lipman), "The Definitive Guide to GCC" (Apress), and co-author of "SUSE Linux 9 Bible" (Wiley). In a past life, he was the drummer for a hardcore punk rock band, The Cynics.