What  is  Nagios ?

Nagios is a powerful monitoring system that enables organizations to identify and resolve IT infrastructure problems before they affect critical business processes.

First launched in 1999.

Nagios is officially sponsored by Nagios Enterprises

Nagios monitors your entire IT infrastructure to ensure systems, applications, services, and business processes are functioning properly.

In the event of a failure, Nagios can alert technical staff of the problem, allowing them to begin remediation processes before outages affect business processes, end-users, or customers

Nagios Features & Capabilities

1. Comprehensive Monitoring

2. Problem Remediation

3. Reporting

4. Extendable Architecture

5. Vibrant Community

6. Visibility & Awareness

7. Proactive Planning

8. Multi-Tenant Capabilities

9. Stable, Reliable, and Respected Platform

10. Customizable Code

     

Capabilities to monitor applications, services, operating systems, network protocols, system metrics and infrastructure components with a single tool.

Event handlers allow automatic restart of failed applications and services.

Availability reports ensure SLAs are being met.

Hundreds of community-developed addons extend core Nagios functionality.

Over 1 million+ users worldwide.

Active community mailing lists provide free support.

Over 10 years of active development.

Scales to monitor thousands of nodes.

Failover capabilities ensure non-stop monitoring of critical IT infrastructure components.

Free Open Source Monitoring Software.

Full access to source code.

Released under the GPL license

Hundreds of community-developed addons(Nagios-plugins) extend Nagios’ core functionality.

Centralized view of entire monitored IT infrastructure.

Detailed status information available through web interface.

Fast detection of infrastructure outages.

Alerts can be delivered to technical staff via email or SMS.

Escalation capabilities ensure alert notifications reach the right people.

Scheduled downtime allows for alert suppression during infrastructure upgrades.

Multi-user access to web interface allows stake holders to view infrastructure status.

User-specific views ensures clients see only their infrastructure components.

More:

Fully Automated Nagios: System Requirements

Configure Distributed Monitoring IN Fully Automated Nagios

Fully Automated Nagios Add Host Using Web Console

Fully Automated Nagios Inatallation Guide Step By Step

Fully Automated Nagios: Host and service config issue

Command To Update Fully Automated Nagios

How To Backup and Restore Fully Automated Nagios(FAN Nagios) with Configuration and All

How To Change Default Password For Fully Automated Nagios(FAN Nagios) Web Interface

Fully Automated Nagios Installation and Configuration Step By Step

Fully Automated Nagios ISO Download