Red Hat System Administration III (RH254)

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This course provides material for:
Red Hat Exam code: EX300
Certificate: Red Hat Certified Engineer (RHCE)


This course is designed for experienced Linux administrators who require networking and security administration skills.


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.


  • 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 provided with the Red Hat System Administration II course


Getting Started with the Classroom Environment

  • Given a virtualized environment, begin to administrate multiple systems using prerequisite skills

Enhance User Security

  • Configure system to use Kerberos to verify credentials and grant privileges via sudo

Bash Scripting and Tools

  • Automate system administration tasks utilizing Bash scripts and text-based tools

File Security with GnuPG

  • Secure files with GnuPG.

Software Management

  • Use yum plugins to manage packages and understand the design of packages to build a simple package

Network Monitoring

  • Profile running services then capture and analyze network traffic

Route Network Traffic

  • Configure system to route traffic and customize network parameters with sysctl

Secure Network Traffic

  • Secure network traffic through SSH port forwarding and iptables filtering/network address translation (NAT)

NTP Server Configuration

  • Configure an NTP server

Filesystems and Logs

  • Manage local file system integrity, monitor system over time, and system logging

Centralized and Secure Storage

  • Access centralized storage (iSCSI) and encrypt filesystems

SSL-encapsulated Web Services

  • Understand SSL certificates and deploy an SSL encapsulated web service

Web Server Additional Configuration

  • Configure web server with virtual hosts, dynamic content, and authenticated directories

Basic SMTP Configuration

  • Configure an SMTP server for basic operation (null client, receiving mail, smarthost relay)

Caching-Only DNS Server

  • Understand DNS resource records and configure a caching-only name server

File Sharing with NFS

  • Configure file sharing between hosts with NFS

File Sharing with CIFS

  • Configure file and print sharing between hosts with CIFS

File Sharing with FTP

  • Configure file sharing with anonymous FTP

Troubleshooting Boot Process

  • Understand the boot process and recover unbootable systems with rescue mode

Training provider

Teaching mode:
Classroom - Instructor Led
Online - Instructor Led
Duration: 4 days
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