Problem Description When you attempt to install or upgrade one of the Nagios products you receive the following error: ERROR: Please enable the 'Optional' repo for your system in:   Resolving The Problem You need to add the Optional... Read More

Problem Description When you attempt to install or upgrade Nagios XI you receive the following error: "ERROR: Please add the 'Optional' channel to your Red Hat systems subscriptions   Resolving The Problem Red Hat Subscription Manager: You... Read More

Overview In larger enterprises, a "standard build" of CentOS or RHEL is required based on internal policies. These often differ from a clean minimal install of the OS as per our requirements. Depending on the policies implemented in the build process... Read More

Conversion for VirtualBox This document is intended to explain how to convert the stock VMware virtual machine image of Nagios XI to a VirtualBox one and load that image within VirtualBox. Documentation - Conversion for VirtualBox   Final Thoughts... Read More

Overview This KB article explains how to downgrade the version of Nagios Core that runs on your Nagios XI server. Specifically this relates to the Nagios XI 5.5.x release that comes with Nagios Core 4.4.x. Currently Nagios Core 4.4.x is not... Read More

Overview This document is intended to provide general guidelines on the hardware requirements needed to run Nagios XI. As each IT infrastructure differs, the hardware requirements for monitoring can vary. For example, the guidelines below assume that... Read More

How To Create A Virtual Instance In The Amazon EC2 Cloud Environment This document describes how to launch a new pre-installed Nagios® XI™ server in the Amazon EC2 cloud in order to quickly run a trial of Nagios XI without using physical hardware,... Read More

How To Install Nagios XI Using Hyper-V This video will show you how to quickly install Nagios XI on Microsoft Windows using Hyper-V.         Final Thoughts For any support related questions please visit the Nagios Support Forums at: http:/... Read More

How To Install Nagios XI On Windows Using VMware This video will show you how to quickly install Nagios XI on Microsoft Windows using VMware Workstation player.        Final Thoughts For any support related questions please visit the Nagios... Read More

How To Install Nagios XI Using vSphere This video will show you how to quickly install Nagios XI on Microsoft Windows using vSphere.         Final Thoughts For any support related questions please visit the Nagios Support Forums at: http:/... Read More

How to Select A Nagios XI Download This brief introduction of Nagios XI download choices will show you which option is best for you and get you up and running with Nagios XI in minutes.         Final Thoughts For any support related questions... Read More

Importing Nagios XI into Microsoft Hyper-V The purpose of this documentation is to provide a guide on importing the Nagios XI virtual machine into a Microsoft Hyper-V environment. Documentation - Importing Nagios XI into Microsoft Hyper-V   Final... Read More

Overview There are two options available for installing Nagios XI: Use a Nagios XI "pre-made" image (VMware VM, vSphere OVF Template or Microsoft VM). This is the fastest way to get up and running with Nagios XI. The VMware machine can be used in... Read More

Overview Important: Nagios Enterprises highly recommends and will only support installing Nagios XI on a newly installed, "clean" system (a bare minimal install with nothing else installed or configured). Nagios XI is currently supported with the... Read More

Overview This guide is directed towards Nagios XI administrators interested in installing Nagios XI onto systems potentially isolated from the internet or with other internal access only restrictions. This procedure is NOT intended to upgrade a... Read More

Nagios XI License Entitlements Every Nagios XI License key is valid for 3 installs, each with their own specific purpose. Each install is necessary to properly manage and maintain a fully functional monitoring implementation. The following install... Read More

Logging Into Nagios XI If you’ve installed Nagios using a virtual machine, this video will show you how to complete the process by logging into the Nagios XI interface. With these quick and easy steps, you’re on your way to monitoring... Read More

Nagios XI - Manual Installation Instructions This document is intended for use by Nagios Authorized Resellers and other Nagios Partners who wish to install Nagios XI on physical servers, operating systems and distributions other than those provided... Read More

Overview This guide explains how to restore the monitoring configuration to the defaults as shipped with XI. You may want to perform this if you've somehow messed up your configurations irreparably, or simply want to reset a test system.   ... Read More

Overview Make sure the server you install Nagios XI on meets the requirements below.   Supported Distributions: You can find a list of our supported OS distributions here:Nagios Software / Operating System (OS) compatibility matrix Recommended... Read More

This article has been retired due to obsolescence and is no longer used. Please visit Support.nagios.com for additional resources. Read More

Virtual Machine Notes This document includes important Information about he Nagios XI virtual machines provided by Nagios Enterprises. Documentation - Virtual Machine Notes   Final Thoughts For any support related questions please visit the Nagios... Read More

Nagios XI Trial After installation, you can start a 30-day Nagios XI trial by following the steps below: Install Nagios XI on your Linux server. Navigate to the URL of your Linux server (http://<server_address>/nagiosxi). On the first... Read More