This document outlines a 4-day training course on Red Hat System Administration III. The course covers topics such as package management with RPM, network monitoring, security, storage, web services, file sharing, and boot troubleshooting. Each day consists of multiple units that delve deeper into these areas and provide hands-on instruction on configuring and managing an enterprise Linux environment.

1. RED HAT SYSTEM ADMINISTRATION III
RH255-RHEL6-en-2-20110124

2. DAY ONE DAY TWO DAY THREE DAY FOUR
RPM Advanced
Introduction Caching DNS
(continued) Storage
Network SSL Web
Review NFS
Monitoring Service
Advanced Additional
User Security CIFS
Networking Web Config.
Network
Bash Scripting SMTP FTP Upload
Security
Boot
GnuPG NTP
Troubleshooting
System
RPM
Monitoring
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

3. DAY ONE Unit 1:
Getting Started with the
Introduction
Classroom Environment
Review ● Virtualization Tools and Review
User Security
Bash Scripting
GnuPG
RPM
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

4. DAY ONE Unit 2:
Enhance User Security
Introduction
Review ● Configuring sudo
● Kerberos Configuration
User Security
● Troubleshooting System
Security Services Daemon
Bash Scripting (SSSD)
GnuPG
RPM
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

5. DAY ONE Unit 3:
Bash Scripting and Tools
Introduction
Review ● Bash Programming
● Text Processing Tools
User Security
● Password Aging
Bash Scripting
GnuPG
RPM
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

6. DAY ONE Unit 4:
File Security with GnuPG
Introduction
Review ● Encrypting Files with GnuPG
User Security
Bash Scripting
GnuPG
RPM
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

7. DAY ONE Unit 5:
Package Management
Introduction
Review ● Using Yum Plugins to Manage
Packages
User Security ●
RPM Package Design
●
RPM Package Specifications
Bash Scripting
● Building and Signing an RPM
Package
GnuPG
● Publishing RPM Packages
RPM
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

8. DAY ONE DAY TWO DAY THREE DAY FOUR
RPM Advanced
Introduction Caching DNS
(continued) Storage
Network SSL Web
Review NFS
Monitoring Service
Advanced Additional
User Security CIFS
Networking Web Config.
Network
Bash Scripting SMTP FTP Upload
Security
Boot
GnuPG NTP
Troubleshooting
System
RPM
Monitoring
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

9. DAY TWO Unit 5:
Package Management
RPM (continued)
Network Monitoring ● Using Yum Plugins to Manage
Packages
Advanced Networking ● RPM Package Design
● RPM Package Specifications
Network Security
● Building and Signing an RPM
Package
NTP
● Publishing RPM Packages
System Monitoring
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

10. DAY TWO Unit 6:
Network Monitoring
RPM (continued)
Network Monitoring ● Identifying Security Risks by
Detecting Open Ports
Advanced Networking ●
Sniffing Network Traffic
Network Security
NTP
System Monitoring
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

11. DAY TWO Unit 7:
Advanced Network
RPM (continued)
Configuration
Network Monitoring ● Network Interface
Configuration: IP Aliases
Advanced Networking ●
Network Interface
Configuration: Bonding
Network Security ● Tuning Kernel Network
Parameters
NTP ● Static Route Configuration
System Monitoring
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

12. RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

13. DAY TWO Unit 8:
Secure Network Traffic
RPM (continued)
Network Monitoring ● SSH Through a Firewall Bastion
● Packet Filtering
Advanced Networking
● Network Address Translation
Network Security
NTP
System Monitoring
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

14. RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

15. RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

16. DAY TWO Unit 9:
NTP Server Configuration
RPM (continued)
Network Monitoring ● Configure an NTP Server
Advanced Networking
Network Security
NTP
System Monitoring
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

17. DAY TWO Unit 10:
System Monitoring and
RPM (continued)
Logs
Network Monitoring ● Usage Reports
● Monitor Systems with aide and
Advanced Networking sar
●
Tuning tmpwatch and logrotate
Network Security
● Configure a Remote Logging
Service
NTP
System Monitoring
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

18. DAY ONE DAY TWO DAY THREE DAY FOUR
RPM Advanced
Introduction Caching DNS
(continued) Storage
Network SSL Web
Review NFS
Monitoring Service
Advanced Additional
User Security CIFS
Networking Web Config.
Network
Bash Scripting SMTP FTP Upload
Security
Boot
GnuPG NTP
Troubleshooting
System
RPM
Monitoring
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

19. DAY THREE Unit 11:
Centralized and Secure
Advanced Storage
Storage
SSL Web Service ● Access iSCSI Storage
● Encrypt Centralized Storage
Additional Web Config.
SMTP
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

20. DAY THREE Unit 12:
SSL Encapsulated Web
Advanced Storage
Services
SSL Web Service ● Securing Apache with
Encryption
Additional Web Config. ●
Customizing a Self-Signed
Certificate
SMTP ● Generating a Certificate Signing
Request
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

21. DAY THREE Unit 13:
Web Server Additional
Advanced Storage
Configuration
SSL Web Service ● Configure Name-based Virtual
Hosting
Additional Web Config. ●
Stage a CGI Executable
●
Configure User-based
SMTP Authentication
● Troubleshooting Apache
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

22. DAY THREE
Unit 14:
Advanced Storage Basic SMTP Configuration
SSL Web Service ● Basic E-mail Delivery
● Intranet Configuration
Additional Web Config.
SMTP
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

23. RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

24. RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

25. DAY ONE DAY TWO DAY THREE DAY FOUR
RPM Advanced
Introduction Caching DNS
(continued) Storage
Network SSL Web
Review NFS
Monitoring Service
Advanced Additional
User Security CIFS
Networking Web Config.
Network
Bash Scripting SMTP FTP Upload
Security
Boot
GnuPG NTP
Troubleshooting
System
RPM
Monitoring
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

26. DAY FOUR Unit 15:
Caching-Only DNS Server
Caching DNS
NFS ● DNS Overview
● Caching-Only DNS Servers
CIFS
FTP Upload
Boot Troubleshooting
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

27. DAY FOUR Unit 16:
File Sharing with NFS
Caching DNS
NFS ● NFS Concepts and Configuration
● Using NFS
CIFS
● Securing an NFS Server
FTP Upload
Boot Troubleshooting
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

28. NFSv2 NFSv3 NFSv4
Original public NFS protocol Extended NFSv2 architecture
Still in use Added features:
TCP support
64-bit file sizes and offsets
Larger read/write sizes
Some implementations
(including Red Hat Enterprise
Linux) support Kerberos
Requires support services: Also requires support services:
nfsd, rpc.mountd, rpc.statd, nfsd, rpc.mountd, rpc.statd,
lockd lockd
More difficult to secure More difficult to secure behind a
behind a firewall firewall
Useful for backward Useful for backward
compatibility compatibility
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

29. DAY FOUR Unit 17:
File Sharing with CIFS
Caching DNS
NFS ● Providing Home Directories as
CIFS Shares
CIFS ●
Accessing CIFS Shares
●
Configuring Group and Print
FTP Upload CIFS Shares
Boot Troubleshooting
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

30. DAY FOUR
Unit 18:
Caching DNS File Sharing with FTP
NFS ● “Drop-box” Anonymous Upload
CIFS
FTP Upload
Boot Troubleshooting
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

31. DAY FOUR Unit 19:
Troubleshooting Boot
Caching DNS
Process
NFS ● The Boot Process and Rescue
Mode
CIFS ●
Repairing Boot Issues
●
Configure a Serial Console
FTP Upload
Boot Troubleshooting
RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

32. RH255-RHEL6-en-2-20110124 Copyright © 2011 Red Hat, Inc.

33. Copyright © 2010 Red Hat, Inc. RH134-RHEL6-en-20101004-0