Part IV. System Configuration

Part of a system administrator's job is configuring the system for various tasks, types of users, and hardware configurations. This section explains how to configure a Red Hat Enterprise Linux system.

Table of Contents

27. Console Access

27.1. Disabling Shutdown Via Ctrl-Alt-Del
27.2. Disabling Console Program Access
27.3. Defining the Console
27.4. Making Files Accessible From the Console
27.5. Enabling Console Access for Other Applications
27.6. The floppy Group

28. The sysconfig Directory

28.1. Files in the /etc/sysconfig/ Directory

28.1.1. /etc/sysconfig/amd
28.1.2. /etc/sysconfig/apmd
28.1.3. /etc/sysconfig/arpwatch
28.1.4. /etc/sysconfig/authconfig
28.1.5. /etc/sysconfig/autofs
28.1.6. /etc/sysconfig/clock
28.1.7. /etc/sysconfig/desktop
28.1.8. /etc/sysconfig/dhcpd
28.1.9. /etc/sysconfig/exim
28.1.10. /etc/sysconfig/firstboot
28.1.11. /etc/sysconfig/gpm
28.1.12. /etc/sysconfig/hwconf
28.1.13. /etc/sysconfig/i18n
28.1.14. /etc/sysconfig/init
28.1.15. /etc/sysconfig/ip6tables-config
28.1.16. /etc/sysconfig/iptables-config
28.1.17. /etc/sysconfig/irda
28.1.18. /etc/sysconfig/keyboard
28.1.19. /etc/sysconfig/kudzu
28.1.20. /etc/sysconfig/named
28.1.21. /etc/sysconfig/network
28.1.22. /etc/sysconfig/nfs
28.1.23. /etc/sysconfig/ntpd
28.1.24. /etc/sysconfig/radvd
28.1.25. /etc/sysconfig/samba
28.1.26. /etc/sysconfig/selinux
28.1.27. /etc/sysconfig/sendmail
28.1.28. /etc/sysconfig/spamassassin
28.1.29. /etc/sysconfig/squid
28.1.30. /etc/sysconfig/system-config-securitylevel
28.1.31. /etc/sysconfig/system-config-selinux
28.1.32. /etc/sysconfig/system-config-users
28.1.33. /etc/sysconfig/system-logviewer
28.1.34. /etc/sysconfig/tux
28.1.35. /etc/sysconfig/vncservers
28.1.36. /etc/sysconfig/xinetd

28.2. Directories in the /etc/sysconfig/ Directory

28.3. Additional Resources

28.3.1. Installed Documentation

29. Date and Time Configuration

29.1. Time and Date Properties
29.2. Network Time Protocol (NTP) Properties
29.3. Time Zone Configuration

30. Keyboard Configuration

31. The X Window System

31.1. The X11R7.1 Release

31.2. Desktop Environments and Window Managers

31.2.1. Desktop Environments
31.2.2. Window Managers

31.3. X Server Configuration Files

31.3.1. xorg.conf

31.4. Fonts

31.4.1. Fontconfig
31.4.2. Core X Font System

31.5. Runlevels and X

31.5.1. Runlevel 3
31.5.2. Runlevel 5

31.6. Additional Resources

31.6.1. Installed Documentation
31.6.2. Useful Websites

32. X Window System Configuration

32.1. Display Settings
32.2. Display Hardware Settings
32.3. Dual Head Display Settings

33. Users and Groups

33.1. User and Group Configuration

33.1.1. Adding a New User
33.1.2. Modifying User Properties
33.1.3. Adding a New Group
33.1.4. Modifying Group Properties

33.2. User and Group Management Tools

33.2.1. Command Line Configuration
33.2.2. Adding a User
33.2.3. Adding a Group
33.2.4. Password Aging
33.2.5. Explaining the Process

33.3. Standard Users

33.4. Standard Groups

33.5. User Private Groups

33.5.1. Group Directories

33.6. Shadow Passwords

33.7. Additional Resources

33.7.1. Installed Documentation

34. Printer Configuration

34.1. Adding a Local Printer

34.2. Adding an IPP Printer

34.3. Adding a Samba (SMB) Printer

34.4. Adding a JetDirect Printer

34.5. Selecting the Printer Model and Finishing

34.5.1. Confirming Printer Configuration

34.6. Printing a Test Page

34.7. Modifying Existing Printers

34.7.1. The Settings Tab
34.7.2. The Policies Tab
34.7.3. The Access Control Tab
34.7.4. The Printer and Job OptionsTab

34.8. Managing Print Jobs

34.9. Additional Resources

34.9.1. Installed Documentation
34.9.2. Useful Websites

35. Automated Tasks

35.1.1. Configuring Cron Tasks
35.1.2. Controlling Access to Cron
35.1.3. Starting and Stopping the Service

35.2. At and Batch

35.2.1. Configuring At Jobs
35.2.2. Configuring Batch Jobs
35.2.3. Viewing Pending Jobs
35.2.4. Additional Command Line Options
35.2.5. Controlling Access to At and Batch
35.2.6. Starting and Stopping the Service

35.3. Additional Resources

35.3.1. Installed Documentation

36. Log Files

36.1. Locating Log Files
36.2. Viewing Log Files
36.3. Adding a Log File
36.4. Monitoring Log Files