For monitoring Windows hosts with Nagios, you need to install NSClient++ on your remote Windows systems. Finally, verify the Nagios configuration files for any erros. If the verification process throws any error messages, fix those errors until the verification process completes without any error messages. The check_nt plugin already installed on the Nagios Monitoring Server, if you followed our Nagios installation guide. After the installation of the NRPE plugin, open the Nagios configuration file “/usr/local/nagios/etc/nagios.cfg”, Next, uncomment the line below in the configuration file. Next,  install Nagios NRPE by running the command as shown: After the successful installation of  NRPE and Nagios plugins, configure NRPE by opening its configuration file in /etc/nagios/nrpe.cfg. Having added a Windows host to the Nagios server, let’s add a Linux host system. How to Add Windows and Linux host to Nagios Server for Monitoring, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window). I have nagios 4.0.8 configured in centos ( nagios server ) and We have eight windows host and they are connected with nagios through nsclient++ i.. Now, I have some windows services in my windows hosts which i need to monitor from nagios , how to do that. Similarly in windows we have to install NSClient++ agent on windows server. Now go to Nagios Monitoring Web interface at “http://Your-server-IP-address/nagios” or “http://FQDN/nagios” and Provide the username “nagiosadmin” and password. It allows you to monitor resources such as Swap, memory usage, and CPU load to mention a few on remote Linux hosts. Source: https://www.linuxtechi.com/add-windows-linux-host-to-nagios-server/, Your email address will not be published. In this section, we will install Nagios on a Linux installation, and then configure it to monitor host resources. This site uses Akismet to reduce spam. Now you can add this host in Nagios server. Add new host and service definitions for Windows machine monitoring. Once’ you fix those errors, restart the Nagios service. Creating new command, host and service definitions for monitoring the Windows machine Create the check command definition Create the check_ncpa command in your configuration files for Nagios Core, normally they are located in /usr/local/nagios/etc - you may have a commands.cfg file you will want to put this command in. Click ‘Finish’ to complete the installation and exit the Wizard. I have installed Nagios and configured the localhost Linux host and windows hosts. Next, add Nagios server IP address in the ‘allowed_hosts’ attribute, in this case, 10.128.0.50, Next, restart NRPE service and verify its status. How to Install Nagios 4.0.1 on RHEL/CentOS 6.x/5.x and Fedora 19/18/17, Add Linux Host to Nagios Monitoring Server, 10 Most Dangerous Commands – You Should Never Execute on Linux, Basic Linux Interview Questions and Answers – Part II, A Beginners Guide To Learn Linux for Free [with Examples], Red Hat RHCSA/RHCE 8 Certification Study Guide [eBooks], Linux Foundation LFCS and LFCE Certification Study Guide [eBooks]. In the next step, leave the default settings as they are and click ‘Next’. Uncomment the line below and save the changes. The right and wrong way to set Python 3 as default on MacOS, Create Temporary Emails From Command Line With Tmpmail. First download the latest stable version NSClient++ 0.3.1 addon source files, which can be found at below link. In previous chapters we have learned, that nagios can do a lot in terms of monitoring hardware, software and network. we have to install Plugins NSclient++.NSClient++ acts as a monitoring agent used together with Nagios to track the resources of a window system. Then how we will add windows server monitoring in nagios monitoring server? Install NSClient++ addon on the Windows Machine. It allows us to remotely execute the plugins on a Linux machine and it can also communicate with some of the Windows but for the purpose of this tutorial, we will only be using it on Linux machines. If your properly installed and configured, you should see a new icon in the system tray in yellow circle with a black ‘M‘ inside. Once downloaded, double click on the downloaded installation file to launch the installation wizard. Nagios is a great Open Source Monitoring Server that monitors your servers and services/applications that is hosted on top of them, and has the ability to notify in the event when they go down. For this to be possible, you need to install NSClient++ agent on the Windows Host system. Next, click on the ‘Install’ option to commence the installation process. Gtbens Magazine is an Open Source Based IT Blog which seeks to spread Linux and Open Source Culture throughout Africa using our publication. If you like what you are reading, please consider buying us a coffee ( or 2 ) as a token of appreciation. This document describes how you can monitor "private" services and attributes of Windows machines, such as memory usage, CPU load, disk usage, service states and running processes. To change your IP address add monitoring 1.0 release after 12 years agentless! This article Nagios is known as being the top solution to monitor hosts we. 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