Learning Nagios 3.0 is a comprehensive configuration guide to monitor and maintain your network and systems. It is a practical guide to setting up the Nagios 3.0 open source network monitoring tool, installing and configuring Nagios 3 on various operating systems. It will help understand system monitoring and how Nagios works.

Did you know you can easily change the way Nagios looks? Nagios has a number of options for frontends, or skins for the Nagios web interface. These frontends change the look of Nagios. Often these frontends are a matter of preference as they do not change the functionality of the program at all. They are easily changed and and restored if you follow some basic principles.

Recently, Nagios, an open source application for network, server and application monitoring, has been the subject of a dispute. The operators of the French Nagios site nagios-fr.org claimed that Nagios Enterprises was forcing them to give up the domain. The H talked to Ethan Galstad CEO of Nagios Enterprises about what had happened and asked how he plans to take the Nagios community forward

As an administrator you may be face with the task of constantly monitoring web servers, mail servers, ftp servers, etc. Basically, your organization wants all of their servers up and running all of the time. Nagios 3 offers an easy set up and configuration to make this happen so that you can monitor multiple servers and have Nagios alert you to problems.

Nagios is a monitoring software designed to let you know about problems on your hosts and networks quickly. You can configure it to be used on any network.

Before you update your Nagios XI server be sure to create a good backup that could be used to recover if there are problems. This article provides you a script that you can use to backup Nagios XI before an upgrade and shows how to perform the upgrade of Nagios.

Nagios is a host and service monitor designed to inform you of network problems before your clients, end-users or managers do. It has been designed to run under the Linux operating system, but works fine under most *NIX variants as well.

So you have your Nagios server installed...now what. Monitoring devices on your network is typically a three step process. Once you get used to following these steps you will begin setting many new devices to monitor with this great tool Nagios.

Nagios sent me a reminder yesterday, which I finally got around to reading today, to update to the latest version of Nagios Core, 3.2.2. We were running 3.2.0, so we were a couple versions behind, so after browsing through the list of fixed bugs I thought it would be good to go ahead and upgrade. I had a meeting in fifteen minutes, and Nagios was actively monitoring servers in production.