RH254: Red Hat System Administration 3


Red Hat® System Administration III (RH254), related to Red Hat Enterprise Linux,® 7, is designed for experienced Linux system administrators who hold a Red Hat Certified System Administrator (RHCSA®) certification or equivalent skills and who want to broaden their ability to administer Linux systems at an enterprise level.

Duration: 4 days / 32 hours.

Cost: INR 6000.

Note: You may be able to get a discounted pricing for this course, subject to certain terms and conditions. Contact us for more details.

Prerequisites / Before undertaking this course:

  • RH124 Red Hat System Administration 1
  • RH134 Red Hat System Administration 2

Course Outline

  • Control services and daemons
    • Review how to manage services and the boot-up process using systemctl
  • Manage IPv6 networking
    • Configure and troubleshoot basic IPv6 networking on Red Hat Enterprise Linux systems
  • Configure link aggregation and bridging
    • Configure and troubleshoot advanced network interface functionality including bonding, teaming, and local software bridges
  • Control network port security
    • Permit and reject access to network services using advanced SELinux and firewalld filtering techniques
  • Manage DNS for servers
    • Set and verify correct DNS records for systems and configure secure DNS caching
  • Configure email delivery
    • Relay all email sent by the system to an SMTP gateway for central delivery
  • Provide block-based storage
    • Provide and use networked iSCSI block devices as remote disks
  • Provide file-based storage
    • Provide NFS exports and SMB file shares to specific systems and users
  • Configure MariaDB databases
    • Provide a MariaDB SQL database for use by programs and database administrators
  • Provide Apache HTTPD web service
    • Configure Apache HTTPD to provide Transport Layer Security (TLS)-enabled websites and virtual hosts
  • Write Bash scripts
    • Write simple shell scripts using Bash
  • Bash conditionals and control structures
    • Use Bash conditionals and other control structures to write more sophisticated shell commands and scripts
  • Configure the shell environment
    • Customize Bash startup and use environment variables, Bash aliases, and Bash functions
  • Linux containers preview
    • Preview the capabilities of Linux containers and other related technologies in Red Hat Enterprise Linux 7
  • Comprehensive review
    • Practice and demonstrate knowledge and skills learned in Red Hat System Administration III


Next Steps:

  • Red Hat Certified Engineer exam (EX300)
  • Red Hat Enterprise Virtualization (RH318)
  • Red Hat Enterprise Deployment and Systems Management (RH401)
  • Red Hat Enterprise Clustering and Storage Management (RH436)
  • Red Hat Enterprise System Monitoring and Performance Tuning exam (EX442)
  • Red Hat Server Hardening (RH413)
  • Red Hat OpenStack Administration (CL210)