Nagios agent Install and Configure NSClient++ Nagios Mar 24, 2022 · Choosing between an agent or agentless monitoring solution can be difficult. Complete installation guides, configuration tutorials & best practices for all Nagios products & plugins. The Nagios Cross-Platform Agent; a single monitoring agent that installs on all major operating systems. Documentation - Installing The Linux Agent Upgrade Steps An upgrade to NRPE v3. Install Nagios NCPA on Linux and Windows In this article, let us see how to install the Nagios Cross Platform Agent (NCPA) on Windows and Linux. Follow the steps below to install on CentOS 9 (Linux) and Windows Server 2019/2022. 04 LTS versions. Apr 4, 2009 · You can also use snmpd and smux sub-agents to query the aix systems without the need to load any nagios agent code on the aix lpars. This document will not go into too much detail on how to configure your Nagios Core/XI but it will show you how the active check is created and how you can set up passive checks to send to your NRDP server. Feb 8, 2020 · In this post, you will learn how to install the Nagios agent on Ubuntu 18. It allows administrators to monitor system metrics, processes, services, and custom plugins with ease. Without installing an agent on the Windows box, Nagios would be unable to monitor private services or attributes of the Windows box. Previous Versions All previous versions of NCPA are available below. To begin using the NCPA Agent wizard navigate via the top menu bar to This video will show you how to install the Linux Agent on a Red Hat, CentOS, or Fedora system that you want to monitor with Nagios XI. Release notes and updates for all Nagios products Purpose This document describes how to automatically restart problematic services on Linux servers using the Nagios Cross-Platform Agent (NCPA). NCPA is an advanced, cross-platform agent that can be installed on both Windows and Linux machines. This guide outlines how to install and configure NCPA on Ubuntu 24. This agent is supported on popular Linux distributions like RHEL, CentOS, Fedora, SLES, OpenSUSE, Ubuntu, and Debian. Free network monitoring software trusted by 1M+ users for server monitoring, website monitoring, and infrastructure monitoring. Instructions for installing NCPA can be found in the Installing NCPA documentation. The XI Linux agent is simply a combination of NRPE, the official Nagios Plugins, and a few additional plugins, along with some Purpose This document describes the procedures for installing Nagios monitoring agent, NSClient++, on a target Microsoft Windows desktop or server for the purposes of monitoring that machine with Nagios XI 2024R2 or later. This guide takes you through the steps of installing and configuring the Linux agent in preparation for monitoring the machine with Nagios XI. It is easy to install and configure, and offers a comprehensive set of capabilities. This agent acts as a proxy between the Nagios plugin that does the monitoring and the actual service or attribute of the Windows machine. NCPA comes with a built-in web GUI, documentation, websocket graphing, and is secured with SSL by default. Jul 10, 2025 · The Zabbix Agent efficiently collects system metrics from Linux and Windows hosts and forwards them to Nagios XI using the Zabbix Agent Wizard. The Zabbix Agent Wizard simplifies this process—no manual command definitions or template edits are required. Learn how Nagios XI uses SNMP, HTTP, SSH, and more for monitoring and network communication. MOTOSHARE helps you earn passive income by connecting your vehicle with trusted renters in your city. However, we do use the output of the system/agent_version check to give the default __HOST__ service an output in passive checks and for the host in active checks created by running the Nagios XI NCPA config wizard. py and passive checks via NRDP. Feb 18, 2025 · Nagios Cross-Platform Agent (NCPA) is a flexible and modern monitoring agent designed for Nagios Core and Nagios XI. Other Linux distributions may be added in the future. Nagios Remote Plugin Executor (NRPE) is used to remotely execute Nagios plugins on Linux/Unix machines. NSClient is an agent designed originally to work with Nagios but has since evolved into a fully fledged monitoring agent which can be used with many monitoring tools. Most monitored environments consist of many different distributions, therefore may need to compile NRPE and its associated plugins Purpose This document describes how to install NSClient++ Agent for Nagios XI 5. It offers flexibility with both command-line and web-based interfaces, allowing administrators to monitor systems efficiently. NCPA allows both active checks via check_ncpa. Installing Nagios NSClient Agent on Windows System Download NSClient Agent Download the latest version of NSClient from here. The Nagios Cross Platform Agent is an excellent option for Windows monitoring. It offers active/passive checks, real-time metrics, and custom plugin support through an intuitive web interface. Jul 9, 2025 · Zabbix Agent With the new Zabbix Agent Wizard, one of XI 2024R2’s Premium features, you’ll be able to leverage your existing Windows and Linux Zabbix agents to set up comprehensive monitoring in Nagios XI: Monitoring Zabbix Agents with Nagios XI A look at the Zabbix Agent Wizard. Remote hosts are operating systems like Linux and Windows. This guide takes you through the steps of installing and configuring the Windows agent (NSClient++) in preparation for monitoring the machine with Nagios XI or Nagios Core. It is intended for system administrators, IT professionals, and technical users responsible for monitoring and maintaining IT systems and Mar 18, 2025 · Nagios Cross-Platform Agent (NCPA) is a flexible monitoring agent designed for Nagios Core and Nagios XI, allowing you to monitor system metrics, processes, services, and custom plugins. For modern systems, we recommend using Nagios Cross Platform Agent (NCPA). So you can monitor clients with this system. If you want to monitor your Ubuntu hosts using Nagios server, then The ultimate hub for Nagios XI product-specific resources, guides, and best practices. Here's how Nagios works, step by step: Monitoring Setup: Nagios provides two options for monitoring: Agent-based: Independent agents are installed Feb 3, 2025 · What is NCPA? NCPA (Nagios Cross-Platform Agent) is a powerful and flexible monitoring agent that allows Nagios to gather performance metrics from Windows, Linux, and MacOS systems. ) on remote machines. Feb 20, 2025 · Nagios Cross-Platform Agent (NCPA) is a powerful monitoring agent for Windows, Linux (including Debian), and macOS. . The Nagios Core Services Platform (CSP) download includes a number of Open Source Nagios monitoring projects in a unified download format. Aug 23, 2023 · This document describes how to install and configure NRPE from source for use with Nagios Core/XI. Feb 11, 2025 · Do you want to monitor your SUSE server with ease? Nagios Cross-Platform Agent (NCPA) is a powerful and flexible monitoring agent that allows you to track system performance, services, and processes seamlessly. Nagios agents include: NRPE Nagios Remote Plugin Executor (NRPE) is a Nagios agent that allows remote system monitoring using scripts that are hosted on the remote systems. NCPA is a universal cross-platform agent that comes pre-configured with dozens of metrics and functions that seamlessly integrate with Nagios monitoring solutions. Jun 8, 2020 · Automatic Agent Deployment Introduction The Automatic Agent Deployment feature allows you to deploy select monitoring agents to one or more monitorable systems at one time. Nagios XI is a powerful solution that monitors all mission-critical infrastructure components in any environment. Its features include both active and passive checks, remote management, and a local monitoring interface. Oct 25, 2013 · Agent Checks Agent checks are commonly used to confirm that the agent is running and also to determine the version of the agent. NRPE allows you to Feb 18, 2021 · You will now need to go and create a service in Nagios XI which is covered in the Creating Service In Nagios XI section of this KB article. Nagios Core is a powerful open source monitoring engine with support for plugins, add-ons, NCPA, Mod-Gearman, and community-driven integrations. Feb 14, 2025 · This guide walks you through installing the Nagios Cross-Platform Agent (NCPA) on Windows 10. The Automatic Agent Deployment feature allows you to deploy select monitoring agents to one or more monitorable systems at one time. C:\Program Files\Nagios\NCPA\plugins\ C:\Program Files (x86)\Nagios\NCPA\plugins\ The %1 argument is the name of the service, this will be received from an event handler which will be created later in this document. Feb 10, 2025 · Overview Make sure the server you install Nagios XI on meets the requirements below. This KB article explains: How Nagios XI sends requests to the NRPE Agent How the NRPE Agent receives requests and executes the plugins The purpose of this KB article is to give you an understanding of how the technology Apr 2, 2025 · Installing the Nagios XI Linux Agent Nagios XI provides a dedicated agent for monitoring Linux systems, offering deeper insights into system metrics and ensuring streamlined monitoring. NOTE: This feature’s functionality assumes your Nagios XI instance has the necessary dependencies and Jul 14, 2017 · Overview Nagios Remote Plugin Executor (NRPE) is an agent used by Nagios XI for communicating with remote hosts. Most monitored environments consist of many different distributions, therefore may need to compile NRPE and its associated plugins. Agent Overview NSClient++ must be installed on the target Windows machine and configured before Nagios XI can monitor system metrics, services, processes, or performance data on the target machine. d/nagios start Manually: You can start the Nagios daemon manually with the -d command line option Sep 2, 2014 · This script will add a remote nagios agent ( centos/rhel/ubuntu/debian/fedora) autometically with basic checks. With the relase of NCPA 3. May 9, 2019 · NCPA is a cross-platform monitoring agent that runs on Windows, Linux/Unix, and Mac OS/X machines. Overview As of NCPA 2, there is also an ncpa. cfg. Oct 4, 2024 · How Nagios works Nagios is a comprehensive monitoring tool designed to ensure the smooth operation of IT infrastructure. Today, let us see how our Support Techs install Nagios. NCPA allows you to monitor system metrics such as CPU usage, memory consumption, disk space, and more. Since these public resources are not usually exposed to external machines, an agent like NRPE must be installed on the remote Linux/Unix machines. Feb 19, 2025 · Nagios Core is one of the most widely used monitoring solutions for IT infrastructure, and the Nagios Cross-Platform Agent (NCPA) is a versatile and powerful tool for monitoring both Linux and Windows systems. Creating Service In Nagios XI The last step is to create the service in Nagios XI. Jul 29, 2010 · Description Ubuntu / Debian package of the Agent used for systems to be monitored by a Nagios server. Mar 30, 2022 · Overview This document describes how to get started using the Nagios Cross Platform Agent (NCPA) on Windows, Linux and Mac OS X. Apr 12, 2010 · In order to monitor a Linux/Unix desktop or server with Nagios XI, you must first install an agent on the target machine. The XI Linux agent is simply a combination of NRPE, the official Nagios Plugins, and a few additional plugins, along with some Feb 6, 2024 · Installing NRPE From Source The following KB article describes how to install and configure NRPE from source for use with Nagios Core/XI. This agent allows Nagios XI to monitor critical system metrics, services, processes, and performance data, ensuring that the target machine is functioning optimally. Perfect for monitoring network infrastructure, servers, and applications. This document describes how to install the Linux NRPE monitoring agent on target RHEL, CentOS, Fedora, Oracle Linux, CloudLinux, SLES, OpenSUSE, Ubuntu, and Debian Linux servers. The following Video Guide covers installing NCPA on a Windows Server and monitoring Jul 21, 2021 · Monitoring Windows using NCPA Overview Before you can use the instructions outlined in this document, you must first install NCPA on the target Windows machine you wish to monitor. Mar 9, 2024 · This guide describes how to easily install Nagios NRPE Agents on Ubuntu 22. Supported Distributions: You can find a list of our supported OS distributions here: Nagios Software / Operating System (OS) compatibility matrix Recommended system specs: 2+ GHz Processor 2 GB RAM 40 GB HD A redundant disk subsystem NOTE: All operating system issues including package and package management Find articles on issues with Nagios that you may encounter. cfg files inside of it into the main nagios. Oct 19, 2017 · This document describes how to use Nagios® XI™ to actively monitor machines via the NCPA agent (Nagios Cross Platform Agent). Supporting both active and passive checks, NCPA simplifies monitoring with its user-friendly interface and custom plugin support, making it an efficient This document describes how to install the Linux monitoring agent on target RHEL, CentOS, Fedora, SLES, OpenSUSE, Ubuntu, and Debian Linux servers. See video details below. Sep 26, 2017 · Overview This KB article explains how to upgrade the Linux NRPE Agent for Nagios XI that has been previously installed following these instructions. Nov 27, 2024 · We will show you how to agentlessly monitor a Windows machine using OpenSSH with Nagios XI. In this guide, we’ll walk you through the process of installing and configuring NCPA on Windows 11, helping you achieve optimal performance and real-time visibility with ease. This guide walks you through building and installing NCPA from source on an Apple Silicon Mac, as no official ARM-native binary is available. Some versions do not have the same operating system builds. NCPA is designed to streamline and standardize agent-based monitoring across multiple operating systems, making it easier to monitor your infrastructure. d/init. Starting Nagios Init Script: The easiest way to start the Nagios daemon is by using the init script like so: /etc/rc. [10] It allows for monitoring of resources such as disk usage, system load or the number of users currently logged in. The fullinstall script will save a copy of the following existing config New to Nagios? Start Here: Your Guide to Nagios Docs, Resources, & Support Whether you're just getting started with Nagios or are looking to find more resources and support, this Mar 28, 2025 · Nagios provides complete monitoring of RedHat Enterprise Linux (RHEL) 9 workstations and servers, including monitoring of services, processes, users, files and server metrics (disk usage, memory, load, etc). Aug 11, 2017 · Uninstalling NRPE This document describes how to uninstall NRPE that is installed from source. NSClient++ can also Purpose Instructions on how to use Nagios XI to actively monitor machines via the Nagios Cross Platform Agent (NCPA). Agents There are several agents for Nagios, generally the agents work with Nagios Core and Nagios XI but it is the ease of install and use that differentiates Nagios XI from Nagios Core. It is assumed that you have already run the NCPA Agent configuration wizard in Nagios XI to monitor your Windows/Linux machine. It supports multiple communication protocols such as NRPE, NSCA, check_nt, and REST API, allowing remote monitoring of CPU usage, memory, disk space, and running services. NCPA also comes with a fully accessible API interface and real-time GUI Feb 19, 2025 · Monitoring cloud-based virtual machines is essential for ensuring performance, availability, and security. NCPA (Nagios Cross-Platform Agent) is an Open Source Nagios monitoring agent designed to provide users with the most flexibility for monitoring any device. Agents that allow Nagios to monitor remote systems. Contribute to NagiosEnterprises/ncpa development by creating an account on GitHub. Nagios periodically polls the agent on remote system using the check_nrpe plugin. The linux-nrpe-agent that ships with Nagios XI is only supported on CentOS, RHEL, OpenSUSE, SLES, Ubuntu, and Debian. Jul 7, 2025 · NCPA is a Nagios agent that allows you to monitor metrics and run plugins on Windows, Linux, and Mac machines and servers. It helps administrators monitor CPU usage, memory, disk space, processes, and much more with minimal configuration. x is completed by running the fullinstall script explained in the documentation linked above. Discover how our IT solutions can help you become the hero of your industry. It can run monitoring plugins to monitor metrics, processes, and services and it can execute event handlers to restart failed services. Apr 20, 2017 · Turn Your Vehicle Into a Smart Earning Asset While you’re not driving your car or bike, it can still be working for you. See full list on github. NCPA Listener NCPA Passive The NCPA Listener service would listen for active checks coming from a Nagios Core or Nagios XI system. Oct 19, 2017 · This document describes how to configure the Nagios Cross Platform Agent (NCPA) to send passive check results to Nagios XI or Nagios Core using Nagios Remote Data Processor (NRDP). ). Feb 4, 2025 · The Nagios Cross Platform Agent (NCPA) offers a seamless way to monitor systems across different operating systems. Oct 19, 2017 · Agent Installation Instructions This document describes how to install the Nagios Cross Platform Agent (NCPA) on Windows, Linux and Mac OS X. NCPA is intended to simplify and universalize agent-based monitoring across different operating systems. Oct 16, 2017 · NSClient++ is a Windows monitoring agent that is capable of monitoring Windows laptops, workstations, and servers. Get started with Nagios monitoring solutions. At Bobcares, as part of our Server Management Services, we assist our customers with several Nagios queries. Sometimes when troubleshooting an SNMP Trap issue, it can be very helpful to remove the actual device that could be causing problems and use the snmptrap command instead. The NCPA Passive service would send service check results back to a Nagios Core or Nagios XI system. Some agents are provided by and supported by Nagios, and some are Feb 22, 2016 · What is NCPA? NCPA (Nagios Cross-Platform Agent) is an Open Source Nagios monitoring agent designed to provide users with the most flexibility for monitoring any device. Dec 6, 2024 · Nagios XI is a powerful solution that monitors all mission-critical infrastructure components in any environment. Feb 10, 2016 · Overview Agents are programs that help aid Nagios with monitoring. Getting Started This Getting Started Guide will provide you with the basic knowledge and steps necessary to start using NCPA immediately. com Download Nagios Core, XI, plugins and agents for Windows, Linux and network monitoring. This KB article does not apply if you have installed NRPE using your operating system (OS) package manager like yum. Download Nagios Core - the world's #1 open source monitoring solution. It enables IT teams to gather data from switches, routers, servers, firewalls, and other networked equipment in real time. Jul 14, 2017 · Overview Nagios Remote Plugin Executor (NRPE) is an agent used by Nagios XI for communicating with remote hosts. With the comprehensive features and flexible architecture of XI, you can strengthen your network against downtime by monitoring, analyzing, and alerting on any potential issues before they impact your Mar 19, 2013 · NRPE is a Nagios agent that can monitor Linux and Unix machines. The fullinstall script will save a copy of the following existing config New to Nagios? Start Here: Your Guide to Nagios Docs, Resources, & Support Whether you're just getting started with Nagios or are looking to find more resources and support, this Nagios agents include: NRPE Nagios Remote Plugin Executor (NRPE) is a Nagios agent that allows remote system monitoring using scripts that are hosted on the remote systems. 🚗 You set the rental price 🔐 Secure bookings with verified renters 📍 Track your vehicle with GPS integration 💰 Start earning within 48 hours Join as a Partner Get started with Nagios monitoring solutions. Nagios IT solutions help various industries to achieve their IT goals. Jun 6, 2012 · This is a guide to help you install the Solaris Monitoring Agent and Wizard. Here are some of the more common ones Tip: Always make sure you before you (re)start Nagios. NCPA also comes with a fully accessible API interface and real-time GUI graphing capabilities. Mar 9, 2017 · Find Nagios port numbers, protocols, and default ports. NCPA is an advanced, cross-platform agent that can be installed on Windows / Linux / AIX / Mac OS X machines. cfg when parsing the configuration. Feb 10, 2025 · The Nagios Cross-Platform Agent (NCPA) offers a streamlined solution to monitor systems across a wide range of operating systems. Most often they are used to get information from remote machines or devices. Jul 19, 2017 · Automatic Agent Deployment Monitoring Linux using NCPA Monitoring Office 365 Subscription Services Nagios Core - Nagios as a PC Health Monitor - NWC14 Nagios Core - Passive Monitoring with Nagios - NWC14 Nagios Core - SNMP Explained - NWC15 Nagios Core - Time Period Inheritance Purpose This document explains how to monitor devices using Nagios Cross-Platform Agent (NCPA) in Nagios XI. 0, the passive functionality has been rolled into a single NCPA service. Both agent and agentless options allow you to monitor your most valuable data like disk space, memory, or CPU. It provides an all-in-one solution for system metrics, service monitoring, and network statistics using a built-in REST API. Dec 9, 2024 · This information is intended to describe how to install Nagios XI using ESXi. Mar 18, 2020 · Description NRPE allows you to remotely execute Nagios plugins on other Linux/Unix machines. The NCPA Listener service would listen for active checks coming from a Nagios Core or Nagios XI system. Apr 2, 2025 · Simple Network Management Protocol (SNMP) is a widely used protocol for monitoring and managing devices on IP networks. Some agents are provided by and supported by Nagios, and some are Jan 13, 2010 · In order to monitor a Windows desktop or server with Nagios, you must first install on agent on the target machine. NRPE can also communicate with some of the Windows agent addons, so you can execute scripts and check metrics on remote Windows machines as well. 04/Ubuntu 20. The Nagios Cross-Platform Agent (NCPA) is an open-source monitoring tool that delivers comprehensive monitoring for Windows, Linux, and Mac OS X. d folder which includes all . This document describes how to install the Nagios Cross Platform Agent (NCPA) Version 3 on Windows, Linux and Mac OS X. This works well with legacy systems. This KB article explains: How Nagios XI sends requests to the NRPE Agent How the NRPE Agent receives requests and executes the plugins The purpose of this KB article is to give you an understanding of how the technology Purpose This document describes how to install the Nagios Cross Platform Agent (NCPA) Version 3 on Windows, Linux and Mac OS X. 04. Dec 9, 2024 · The Nagios Cross Platform Agent (NCPA) can be used to monitor Linux based system and can be configuring using the NCPA wizard in Nagios XI. Jun 9, 2021 · Overview This article shows you several methods of sending a trap to your Nagios server to test SNMP Trap functionality. Mar 11, 2024 · In this tutorial, we are going to learn how to install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux. NSClient++ is a monitoring agent/daemon for Windows systems that makes it easier to collect performance metrics by Nagios. Jun 5, 2013 · This document describes the procedures for configuring the Nagios monitoring agent on a target Microsoft Windows desktop or server for the purposes of monitoring that machine with either Nagios XI or Nagios Core. Up To: See Also: There's more than one way to start, stop, and restart Nagios. Its purpose is to bring in dependencies like NRPE and the Nagios Plugins, add some extra plugins not in the core package, and handle basic configuration options. Apr 13, 2024 · Explore a step-by-step process of installing, configuring, and setting up Nagios for network monitoring on a Linux system. The original open-source monitoring solution with powerful plugin architecture and community support. This makes it easy to monitor remote machine metrics such as disk usage, CPU load, number of running processes, logged in users etc. It outlines the installation, configuration, and integration steps necessary to enable seamless monitoring of devices across various platforms. Aug 3, 2010 · In order to monitor a Linux/Unix desktop or server with Nagios XI, you must first install an agent on the target machine. The main reason for doing this is to allow Nagios to monitor "local" resources (like CPU load, memory usage, etc. This feature is also useful for conducting periodic agent version checks and can be used to update one or many agents. With out intuitive wizard, you can start monitoring you windows server so you can reduce downtime by monitoring, analyzing, and alerting on any potential issues before they impact your operations. The installation could have been performed using the linux-nrpe-agent that ships with Nagios XI OR directly from the source files. This troubleshooting method will confirm if your Nagios server is correctly receiving SNMP Traps and is Purpose The NRPE addon is designed to allow you to execute Nagios plugins on remote Linux/Unix machines. Using The Windows Desktop or Windows Server Wizard 1. Nagios supports the snmp protocol. If you are installing the Linux NRPE Agent in Nagios XI 2024, see How To Install The Linux NRPE Agent In Nagios Mar 4, 2010 · Description In order to monitor a Windows desktop or server with Nagios, you must first install on agent on the target machine. This allows you to monitor remote machine metrics (disk usage, CPU load, etc. Mar 13, 2025 · Nagios Cross-Platform Agent (NCPA) is a powerful monitoring agent that allows you to collect system metrics and monitor services on various operating systems. Mar 11, 2024 · In this tutorial, we are going to learn how to install NSClient Nagios monitoring agent on Windows systems. SNMP is essentially the backbone of most network management software, offering a standardized method for collecting and organizing information about Jul 17, 2025 · Nagios XI is a powerful monitoring solution, and integrating it with Zabbix agent technology offers comprehensive tracking of CPU, memory, disk, network, and process metrics. This guide walks you through integrating a Microsoft Azure Virtual Machine (VM) with Nagios XI using Nagios Cross-Platform Agent (NCPA) and the Azure Cloud Configuration Wizard. This allows organizations to monitor vital metrics and ensure that a specific Windows desktop machine or server is functioning properly. Jul 8, 2011 · In order to monitor a Linux/Unix desktop or server with Nagios XI, you must first install an agent on the target machine. This video tutorial shows you how to install the NSClient++ monitoring agent on a Windows machine. This is perfect for CentOS, Ubuntu, Debian, RHEL (Red Hat), and Oracle. May 13, 2021 · Wondering how to install Nagios NCPA on Linux and Windows? We will help you. Nagios Cross-Platform Agent. Another change to the way configuration works in NCPA 2 is that changing the passive check configuration requires a restart of the NCPA Passive service. Documentation - Agent Installation Instructions NCPA Listener NCPA Passive The NCPA Listener service would listen for active checks coming from a Nagios Core or Nagios XI system. NCPA provides a simple yet effective way to integrate with Nagios Core or Nagios XI for real-time monitoring. In this guide, we will walk you through the steps to install Nagios NCPA on a Feb 7, 2025 · NSClient++ is an open-source monitoring agent for Windows systems that enables Nagios XI and other monitoring tools to collect system performance data, check service statuses, and monitor event logs. When determining which option is best for your environment there are a few areas that could pack a punch in your decision making. Overview Nagios Remote Plugin Executor (NRPE) is an agent used by Nagios XI for communicating with remote hosts.
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