Red Hat System Administration III Online (RH254R)

Advanced skills for the experienced Linux administrator

Red Hat System Administration III (RH254) is designed for experienced Linux® administrators who require networking and security administration skills. Use practical, hands-on labs to enhance your automation skills to configure, deploy, and manage network services including domain name system (DNS), Apache, simple mail transfer protocol (SMTP), and network file sharing. In addition, gain valuable knowledge and skills related to security, including monitoring, packet filtering, access controls, and SELinux.

At the completion of this course, students already familiar with the Red Hat Certified Technician (RHCT) and Red Hat Certified System Administrator (RHCSA) administration skills will have exposure to all competencies tested by the RHCSA and Red Hat Certified Engineer (RHCE®) exams. Exams sold separately.

Note: RH254R is the Red Hat Online Learning (ROLE) version of this course. ROLE is a self-paced, online option featuring robust content, hands-on labs, and recorded webinars. ROLE is currently only available for purchase in North America and Europe.

Course content summary

  • Enhancing user security
  • Disk management with Internet small computer system interface (iSCSI)
  • System and network activity monitoring
  • Network management and packet filtering
  • Software management
  • Web service management
  • File sharing across platforms
  • Basic SMTP management

Read the entire course outline for more details.


Self-paced training

Red Hat Online Learning courses feature the same high quality course material found in our traditional classrooms, supplemented with dozens of recorded webinars by senior instructors, and ground-breaking, cloud-based labs.

Length:90 days


Training units: 9


This course is recommended for:

  • A senior Linux system administrator who requires networking and security administration skills.

  • A Linux IT professional who currently has an RHCT or RHCSA certification and is interested in earning an RHCE certification.

  • A Linux IT professional who can demonstrate the competencies needed to earn an RHCSA.


Prerequisites to taking the RH254 course include:

Take the online skills assessment to ensure that you have the correct skills and knowledge to complete this course. 


In addition to the online learning method, this course is also offered in the following training methods:

Classroom training
Industry-leading instruction in a classroom environment

Virtual classroom training
Instructor-led, real-time training in a virtual environment

Remote classroom training
High-definition, instructor-led training via video conferencing in a Red Hat-authorized facility

On-site team training
Private, team training at your location of choice

Recommended next exam or course:

Hands-on, performance-based, 2-hours exam.
Acquire the skills to deploy and centrally manage virtual servers and desktops in the enterprise.

This course prepares you for these credentials:

A Red Hat Certified Engineer (RHCE) has the knowledge, skills, and ability required of administrators responsible for Red Hat Enterprise Linux systems.