Course Description
Red Hat System
Administration III (RH254) is designed for
experienced Linux administrators who require
networking and security administration
skills. With a heavy emphasis on practical,
hands-on labs, this course is tightly
aligned with experienced Linux
administrators' job tasks and the skills
required for advancement. Focus is placed on
enhancing the students' automation skills to
securely configure, deploy and manage
network services including DNS, Apache,
SMTP, and network file sharing. In addition,
this course emphasizes security, including
monitoring, packet filtering, access
controls, and SELinux. At the completion of
this course, students already familiar with
the RHCT/RHCSA administration skills will
have exposure to all competencies tested by
the RHCSA and RHCE exams.
Audience:
• Senior Linux system administrators who
require networking and security
administration skills
• Linux IT professionals who currently have
RHCT/RHCSA certification, and are interested
in earning an RHCE certification
• Linux IT professionals that can demonstrate
the competencies needed to earn an RHCT/RHCSA,
but have not passed the RHCSA exam.
Prerequisites:
• RHCSA Rapid Track
Course (RH200)
or
Red Hat System Administration I - RH124
Red Hat System Administration II - RH134
• Equivalent experience
to the RHCSA Rapid Track
Course
• Skills required to earn
an RHCT/RHCSA
certification
• Confirmation of the
correct skill set
required for this course
can be obtained by
passing the online
pre-assessment quiz at
http://www.redhat.com/explore/pre-assessment
Course Outline
Unit 1: Getting Started with the Classroom Environment
Objective: Given a virtualized environment, begin to
administrate multiple systems using prerequisite skills
Unit 2: Enhance User Security
Objective: Configure system to use Kerberos to verify
credentials and grant privileges via sudo
Unit 3: Bash Scripting and Tools
Objective: Automate system administration tasks utilizing Bash
scripts and text-based tools
Unit 4: File Security with GnuPG
Objective: Secure files with GnuPG
Unit 5: Software Management
Objective: Use yum plugins to manage packages; understand the
design of packages; build a simple package
Unit 6: Network Monitoring
Objective: Profile running services, then capture and analyze
network traffic
Unit 7: Route Network Traffic
Objective: Configure system to route traffic and customize
network parameters with sysctl
Unit 8: Secure Network Traffic
Objective: Secure network traffic through SSH port forwarding
and iptables filtering/network address translation (NAT)
Unit 9: NTP Server Configuration
Objective: Configure an NTP server
Unit 10: System Monitoring and Logs
Objective: Manage local filesystem integrity; monitor systems
over time and system logging
Unit 11: Centralized and Secure Storage
Objective: Access centralized storage (iSCSI) and encrypt
filesystems
Unit 12: SSL-encapsulated Web Services
Objective: Understand SSL certificates and deploy an SSL-encapsulated
web service
Unit 13: Web Server Additional Configuration
Objective: Configure a web server with virtual hosts, dynamic
content, and authenticated directories
Unit 14: Basic SMTP Configuration
Objective: Configure an SMTP server for basic operation (null
client, receiving mail, smarthost relay)
Unit 15: Caching-Only DNS Server
Objective: Understand DNS resource records and configure a
caching-only name server
Unit 16: File Sharing with NFS
Objective: Configure file sharing between hosts with NFS
Unit 17: File Sharing with CIFS
Objective: Configure file and print sharing between hosts with
CIFS
Unit 18: File Sharing with FTP
Objective: Configure file sharing with anonymous FTP
Unit 19: Troubleshooting Boot Process
Objective: Understand the boot process and recover unbootable
systems with rescue mode