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Course Outline

Introduction

  • Overview of Nagios.
  • History and evolution of Nagios.
  • Understanding network monitoring.

Installation and Configuration

  • System requirements.
  • Installing Nagios.
  • Basic configuration.
  • Configuring Nagios to monitor network services.

Nagios Core and Nagios XI

  • Differences between Nagios Core and Nagios XI.
  • Working with Nagios Core.
  • Exploring Nagios XI features.
  • Transitioning from Core to XI.

Monitoring Basics

  • Fundamentals of monitoring with Nagios.
  • Monitoring hosts and services.
  • Understanding check commands.
  • Configuring notifications and contacts.

Advanced Monitoring Techniques

  • Monitoring web applications.
  • Database monitoring.
  • Monitoring cloud services and virtual machines.
  • SNMP monitoring.

Alerting and Notification

  • Configuring alert thresholds.
  • Customizing notification methods.
  • Escalation management.
  • Integrating with third-party tools.

Visualization and Reporting

  • Working with Nagios graphs and charts.
  • Customizing dashboards.
  • Generating reports.
  • Analyzing monitoring data.

Administration and Maintenance

  • User management.
  • Backup and recovery strategies.
  • Updating and patching Nagios.
  • Best practices for Nagios administration.

Troubleshooting and Problem Solving

  • Common issues in Nagios.
  • Diagnostic tools and techniques.
  • Resolving host and service check problems.
  • Log file analysis.

Preparing for the Nagios Certified Administrator Exam

  • Overview of the registration and certification process.
  • Study tips and resources.

Summary and Next Steps

Requirements

  • Fundamental understanding of Nagios.
  • Familiarity with Linux systems and networking concepts.

Target Audience

  • System administrators.
  • IT professionals.
 21 Hours

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