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Red Hat System Administration III with RHCSA and RHCE exams – RH255

Broaden your ability to administer Linux systems.

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.

Što ćete naučiti

  • 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
  • Configure Apache HTTPD with TLS-enabled virtual hosts
  • Write simple bash automation scripts

Kome je namijenjeno

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. Students in this course should have earned their RHCSA or have equivalent skills.

Preduvjeti

  • RHCSA certification or equivalent experience
  • For candidates who have not earned their RHCSA certification, confirmation of the correct skills and knowledge can be obtained by passing the online skills assessment.

Nastavni plan

Pregledaj
  • 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
  • Comprehensive review
    • Practice and demonstrate knowledge and skills learned in Red Hat System Administration III