Advanced Nagios Training Course

Overview

Nagios is an IT system monitoring tool that monitors a network for issues and resolves IT infrastructure problems. This instructor-led, live training (online or onsite) is aimed at intermediate-level systems administrators who wish to learn and utilize the advanced features and components of Nagios for IT monitoring.

By the end of this training, participants will be able to:

• Understand Nagios architecture, components, and advanced monitoring strategies.

• Implement advanced service monitoring and extend Nagios functionality.

• Explore Nagios add-ons and advanced techniques.

Format Of The Course

• Interactive lecture and discussion.

• Lots of exercises and practice.

• Hands-on implementation in a live-lab environment.

Course Customization Options

• To request a customized training for this course, please contact us to arrange.

Course Outline

Introduction

• Overview of Nagios architecture and components

• Review of Nagios basic concepts

• Understanding advanced monitoring concepts and strategies

Getting Started

• Configuring Nagios Core

• Advanced configuration options

• Configuring host and service dependencies

• Implementing host and service groups

Advanced Service Monitoring

• Using Nagios plugins and NRPE (Nagios Remote Plugin Executor)

• Monitoring remote hosts and services

• Implementing service checks with performance data

• Configuring service escalations and notifications

Host and Service Templates

• Creating and utilizing host and service templates

• Implementing template inheritance

• Managing large-scale Nagios configurations with templates

Event Handlers and Actions

• Understanding event handlers in Nagios

• Implementing event handlers for automatic problem resolution

• Customizing actions based on service and host states

Advanced Notifications and Alerting

• Configuring advanced notification options

• Customizing email and SMS notifications

• Integrating Nagios with third-party notification tools

Performance Monitoring and Graphing

• Introduction to Nagios Grapher

• Setting up performance data collection

• Creating graphs and trend analysis

High Availability and Redundancy

• Designing and implementing a redundant Nagios architecture

• Clustering and failover strategies

• Configuring distributed monitoring with NSCA

Nagios XI: Enterprise Monitoring Solution

• Overview of Nagios XI features and benefits

• Installing and configuring Nagios XI

• Advanced configuration and administration in Nagios XI

Advanced Plugin Development

• Developing custom Nagios plugins

• Implementing plugin performance data

• Debugging and testing custom plugins

Nagios Integration

• Integrating Nagios with log monitoring tools

• Incorporating Nagios into IT service management (ITSM) systems

• Using Nagios in a DevOps environment

Requirements

• Basic understanding of Nagios

• Knowledge of Linux systems and networking

Audience

• System administrators