Red Hat System Administration III

Level Advanced
Abbreviation RH254

Course Description

The course is focused on deploying and managing network servers running caching Domain Name Service (DNS), MariaDB, Apache HTTPD, Postfix SMTP nullclients, network file sharing with Network File System (NFS) and Server Message Block (SMB), iSCSI initiators and targets, advanced networking and firewalld configurations, and the use of Bash shell scripting to help automate, configure, and troubleshoot the system. 



RHCSA Rapid Track Course (RH200) or Red Hat System Administration I & II.



  1. Network port security and link aggregation
  2. iSCSI initiator and target configuration
  3. DNS troubleshooting and caching name server
  4. Providing NFS and SMB file servers
  5. Apache HTTPD web server management
  6. MariaDB SQL database configuration
  7. Postfix SMTP nullclient for servers
  8. Bash scripting for automation


Course Objectives

Upon completion of this course, trainees should be able to:

  • Control services and daemons.
  • Manage networking.
  • Configure link aggregation, bridging, teaming, and bonding.
  • Configure filters with firewalls.
  • Permit and reject access to network services using SELinux.
  • Manage DNS servers.
  • Configure SMTP email delivery.
  • Provide iSCSI block storage.
  • Configure NFS and SAMBA file-based storage.
  • Configure MariaDB SQL database.
  • AConfigure Apache HTTPD with TLS-enabled virtual hosts.
  • Write simple bash automation scripts.

Target Attendence

Red Hat System Administration III is intended for experienced Linux administrators wishing to learn enterprise-level automation techniques through scripting, how to deploy and secure network services, and how to manage other key security features of Red Hat Enterprise Linux.

Control services and daemons
Manage IPv6 networking
Configure link aggregation and bridging
Control network port security
Manage DNS for servers
Provide block-based storage
Provide file-based storage
Configure MariaDB databases
Provide Apache HTTPD web service
Write Bash scripts
Bash conditionals and control structures
Configure the shell environment
Comprehensive review

Red Hat System Administration III (RH254) is designed for experienced Linux® system administrators who hold a Red Hat Certified System Administrator (RHCSA®) credential or possess equivalent skills and want to broaden their ability to administer Linux systems at an enterprise level.