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Course Outline

Introduction

Overview of Oracle Linux 8 Fundamentals

  • Summary of core principles from Oracle Linux System Administration I
  • Advanced shell scripting methodologies
  • Review of file system administration and access controls

User and Group Management

  • Complex user and group administration
  • Configuration of organization-wide user environments
  • Administration of user quotas and usage tracking

Security Enhancements

  • Implementation of SELinux for security policy enforcement
  • Firewall management utilizing firewalld
  • Application of security auditing tools and techniques
  • Configuration of sudo to enforce granular administrative privileges, ensuring appropriate governance for government operations

Performance Monitoring and Tuning

  • Utilization of performance monitoring utilities
  • System logging and log management via rsyslog and journald
  • Optimization strategies for CPU, memory, and input/output (I/O) resources

System Maintenance and Troubleshooting

  • Configuration and analysis of system logs
  • Kernel crash analysis using kdump
  • Diagnosis and resolution of boot-related issues
  • Effective management of disk space and partitions

Automation with Bash and Shell Scripting

  • Advanced techniques in Bash scripting
  • Leveraging cron jobs and systemd timers for process automation
  • Development of scripts to streamline routine administrative workflows

Network Configuration and Management

  • Administration and troubleshooting of network services
  • Configuration of network interfaces using NetworkManager
  • Firewall setup with iptables and nftables
  • Deployment of secure remote access protocols, including SSH and VPNs, for protected government communications

Package Management and Software Installation

  • Advanced usage of dnf for package administration
  • Repository configuration and installation of third-party applications
  • Management of software updates and security patches

System Backup and Recovery

  • Utilization of rsync and tar for data preservation
  • Development of automated backup procedures
  • Procedures for restoring systems from backup archives

Summary and Next Steps

Requirements

  • Successful completion of Oracle Linux System Administration I or comparable professional experience
  • Familiarity with standard Linux command-line utilities

Target Audience

  • System administrators
  • Information technology specialists
 21 Hours

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