| by TheIneptOne | 1 comment

Nagios Web Interface AD Authentication

By default Nagios Core’s web interface only authenticates locally using a .htpasswd file. Each user would have to be manually added to this file along with a few other places within the Nagios configuration files to be able to login and view host/service statuses. When editing a file with Nano, to save your changes to do the […]

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| by TheIneptOne | 1 comment

Nagios NCPA Agent Installation

Before a server can be monitored the Nagios NCPA Agent must be installed. This article will go over installing the agent on both Windows and Ubuntu Linux based machine. NCPA agents are available other flavors or Linux as well as MacOS at https://www.nagios.org/ncpa/#downloads  Windows Servers Begin by logging into the server. Once logged in, download the […]

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| by TheIneptOne | 1 comment

Adding Hosts to Nagios

Hosts or Servers are added to Nagios with text based cfg files and for my setup, are stored in /opt/nagios/servers. Prior to adding a server, it is a good idea to have the Nagios NCPA Agent installed on each server that will be monitored. When editing a file with Nano, to save your changes to do the […]

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| by TheIneptOne | 1 comment

Adding Contacts to Nagios

Contacts are created in Nagios for email alerts. They can be setup for individual users or a distribution list. They can also be setup to alert at different times of the day and can send alerts based on severity of the issue. If you don’t already have a Nagios server setup, you can follow my […]

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| by TheIneptOne | 1 comment

Nagios 4.4.6 on Ubuntu 20.04

I use Nagios a lot for work to monitor our Linux and Windows servers as well as Ubiquiti equipment. I put together a walkthrough of how I setup Nagios. This is mainly for my documentation, but if you find it useful as well or have any recommendations to make my steps better, please let me […]

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