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Exam: XKO-002
Unit 1: Hardware and Installation
• Hardware Compatibility
• CPU and Memory
• Devices
• Bus Support
• The Red Hat Installer
• Configuring Hard Drives and File systems
• Software RAID and LVM
• Security Configuration: Firewalls and SELinux
• Post-installation Configuration
• Validating the Installation
Unit 2: The Boot Process
• Sequence of the Boot Process
• BIOS Initialization
• The GRUB Boot Loader
• Kernel Initialization
• init and /etc/inittab
• Run Levels
• Controlling Services
Unit 3: Linux File system Administration
• Partitioning Hard Disks
• Creating File systems
• Understanding Journaling File systems
• Mounting File systems: The mount Command and /etc/stab
• The Automounter
• ext2/3 File system Attributes
• Access Control Lists
• Understanding and Controlling SELinux
Unit 5: User Administration
• Creating User Accounts
• Maintaining User Accounts
• Creating and Maintaining Groups
• The User Private Group Model
• Creating Group Directories: the SGID Mode
• The Initial User Environment
• Pluggable Authentication Modules
• Network Authentication Configuration: NIS and LDAP
• Configuring Quotas
Unit 6: System Administration Tools
• Configuring the Network with ifup and ifdown
• Interface Configuration Files
• The CUPS Printing System
• Queue Management Using CUPS
• Automating System Administration: The cron Subsystem
• Understanding, Maintaining, and Monitoring System Logs
• Network Installation Servers
• Using Kickstart to Automate Installations
Unit 7: Kernel Services and Configuration
• Understanding Kernel Modules
• The /proc Filesystem
• Advanced partitioning: Software RAID
• Advanced partitioning: Logical Volume Management
• Converting LVM1 Partitions to LVM2
Unit 8: The HTTP Service
• The Apache Web Server
• Virtual Hosts
• Apache Access Configuration
• The Squid Web Proxy Cache
Unit 9: Network File Sharing Services
• Configuring an NFS Server
• Client-side NFS
• The File Transfer Protocol and vsftpd
• Samba Services
• Configuring File and Print Services with Samba
• Samba and Security: Authentication Methods and Passwords
• Samba Client Tools
Unit 10: Domain Name Service
• Understanding DNS: Zones, Domains, and Delegation
• The Berkeley Internet Name Domain (BIND)
• Running BIND in a chrooted Environment
• Zone Creation and Zone Files
• Delegating Sub domains
• BIND Utilities
Unit 11: Electronic Mail
• Understanding E-mail: Mail Transport Agents, Mail Delivery
Agents, and Mail User Agents
• Sendmail Configuration Files
• Using the m4 Macro Language to Create The sendmail.mc File
• Debugging Sendmail
• Using alternatives to Select an E-mail System
• Postfix: an Alternative Mail Transport Agent
• Configuring Postfix
Unit 12: xinetd, OpenSSH, and DHCP
• Understanding the xinetd Daemon
• Configuring the xinetd Daemon
• Configuring xinetd-based Services
• The OpenSSH Server
• The DHCP Server
Unit 13: The X Window System
• X11 and the Server/Client Relationship
• The Xorg Server Design and Configuration
• Xorg Server Startup
• Xorg Server Configuration Utilities
• Running Remote Applications
Unit 14: Securing Services
• Using tcp_wrappers to Secure Services
• Daemon and Client Specifications for tcp_wrapper Rules
• Packet Filtering Using netfilter
• Firewalling and Data Flow
• Creating netfilter Rules
• Connection Tracking
• Network Address Translation
• netfilter Rule Persistence
Unit 15: Troubleshooting
• Troubleshooting Strategies
• Things to Check
• Filesystem Corruption and Checking
• Recovery Runlevels
• The Rescue Environment