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10 Things Any Monitoring Software Should Do (Nagios Does it)

If you are a system administrator, or IT manager, or someone who is responsible for IT infrastructure, you should implement an enterprise level monitoring solution. The shell script you’ve written that does a ps -ef and sends you an email might do the basic job, but it doesn’t count as monitoring. If you want to [...]


Nagios XI Review (Free Nagios core Vs Nagios XI)

Thanks for visiting this article from the Nagios newsletter. We’ll be posting several Nagios XI tutorials in the upcoming weeks. Subscribe to our articles and don’t miss any future Nagios XI step-by-step tutorials. Nagios Price: Nagios Core is free and open source. Nagios XI is $1,295 (to monitor unlimited number of hosts). This is perpetual [...]


Nagios is one of the best open source server and network monitoring solutions available.  Using the flexible nagios framework, you can monitor pretty much anything (including database and custom application). This article, using 4 simple steps, explains how to setup contact definitions who will get notification when a host or service has any issues.   [...]


How To Monitor Network Switch and Ports Using Nagios

Nagios is hands-down the best monitoring tool to monitor host and network equipments. Using Nagios plugins you can monitor pretty much monitor anything. I use Nagios intensively and it gives me peace of mind knowing that I will get an alert on my phone, when there is a problem. More than that, if warning levels [...]


How To Monitor VPN Active Sessions and Temperature Using Nagios

Previously we discussed about how to use Nagios to monitor a Linux and Windows server. In this article, let us review how to monitor active sessions and temperature of VPN device using Nagios. You can monitor pretty much anything about a hardware using the nagios check_snmp plug-in. 1. Identify a cfg file to define host, [...]


In the previous articles we discussed about Nagios 3.0 Jumpstart guide and How to monitor remote Linux host using Nagios 3.0. In this article, l’ll explain how to monitor remote windows machine and the various service running on the windows server using nagios monitoring server. Following three sections are covered in this article. I. Overview [...]


How To Monitor Remote Linux Host using Nagios 3.0

In the previous post Nagios 3.0 Jumpstart guide , I explained the overview, installation and configuration of Nagios 3.0 on Red Hat Server. In the following three chapters, I’ll explain how to monitor a remote Linux host and the various services running on the remote host.  Also, please refer to all our Nagios articles.   [...]


Let us discuss the overview, installation and configuration of Nagios, a powerful open source monitoring solution for host and services.   I. Overview of nagios II. 8 steps for installing nagios on Linux: Download the nagios and plugins Take care of the prerequisites Create user and group for nagios Install nagios Configure the web interface [...]