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Learning Nagios 4

By : Wojciech Kocjan

4.2 (10)

Learning Nagios 4

4.2 (10)

By: Wojciech Kocjan

Overview of this book

Learning Nagios 4

Learning Nagios 4

Credits

Credits

About the Author

About the Author

About the Reviewers

About the Reviewers

www.PacktPub.com

www.PacktPub.com

Preface

Preface

Free Chapter

Introducing Nagios

Introducing Nagios

Understanding the basics of Nagios

Soft and hard states

What's new in Nagios 4.0

Summary

Installing Nagios 4

Installing Nagios 4

Installation

Configuring Nagios

Summary

Using the Nagios Web Interface

Using the Nagios Web Interface

Setting up the web interface

Using the web interface

Managing hosts

Managing services

Managing downtime

Managing comments

Nagios information

Generating reports

Changing the look of the Nagios web interface

Third-party Nagios web interfaces

Summary

Using the Nagios Plugins

Using the Nagios Plugins

Understanding how checks work

Monitoring using the standard network plugins

Monitoring the e-mail servers

Monitoring network services

Monitoring the database systems

Monitoring the storage space

Monitoring the resources

Monitoring other operations

Additional and third-party plugins

Summary

Advanced Configuration

Advanced Configuration

Creating maintainable configurations

Configuring the file structure

Defining the dependencies

Using the templates

Using the custom variables

Understanding flapping

Summary

Notifications and Events

Notifications and Events

Creating effective notifications

Understanding escalations

Sending commands to Nagios

Creating event handlers

Using adaptive monitoring

Summary

Passive Checks and NSCA

Passive Checks and NSCA

Understanding passive checks

Using NSCA

Summary

Monitoring Remote Hosts

Monitoring Remote Hosts

Monitoring over SSH

Monitoring using NRPE

Comparing NRPE and SSH

Alternatives to SSH and NRPE

Summary

Monitoring using SNMP

Monitoring using SNMP

Introducing SNMP

Working with SNMP and MIB

Setting up an SNMP agent

Using SNMP from Nagios

Summary

Advanced Monitoring

Advanced Monitoring

Monitoring Windows hosts

Understanding distributed monitoring

Using templates for distributed monitoring

Summary

Programming Nagios

Programming Nagios

Introducing Nagios customizations

Programming in C with libnagios

Creating custom active checks

Checking websites

Virtualization and clouds

Writing commands to send notifications

Managing Nagios

Summary

Using the Query Handler

Using the Query Handler

Introducing the query handler

Using the core service

Introducing Nagios Event Radio Dispatcher

Summary

Index

Index

Customer Reviews

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Credits

Author

Wojciech Kocjan

Reviewers

Péter Károly "Stone" Juhász

Emilien Kenler

Daniel Parraz

Pall Sigurdsson

Acquisition Editors

Anthony Albuquerque

Nikhil Chinnari

Content Development Editor

Chalini Victor

Technical Editors

Monica John

Akashdeep Kundu

Faisal Siddiqui

Copy Editors

Alisha Aranha

Roshni Banerjee

Brandt D'Mello

Deepa Nambiar

Project Coordinator

Kranti Berde

Proofreaders

Clyde Jenkins

Lucy Rowland

Indexer

Hemangini Bari

Graphics

Ronak Dhruv

Disha Haria

Yuvraj Mannari

Production Coordinator

Pooja Chiplunkar

Cover Work

Pooja Chiplunkar

Visually different images

CONTINUE READING

83

Tech Concepts

36

Programming languages

73

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