Monitoring

Today we are going to learn how to install Elasticsearch 7.x on Ubuntu 18.04/Debian 9.8. Elasticsearch is an open source, distributed, RESTful, JSON-based search and analytics engine based on the Lucene library. It is one of the major components of Elastic (ELK) stack. Elasticsearch 7.0.0, based on Lucene 8.0.0, has just been released and is the current stable release and...

In this tutorial, we are going to learn how to monitor OpenVPN connections using openvpn-monitor tool. This tutorial focuses on monitoring OpenVPN connections established using the OpenVPN Community Edition. OpenVPN CE provides a de-facto standard for creating a secure VPN connections over the internet using a custom security protocol that utilizes SSL/TLS. While scouring the Internet for the tools that...

Well, in order to monitor your remote hosts with Nagios server for availability and metric checks, you need to add them hosts to the Nagios server. In this guide, we are going to learn how to add hosts to Nagios Server for monitoring. Before you can proceed, ensure that your Nagios is up and running; Install Nagios Server on CentOS 8 Install...

In this guide, we are going to learn how to install and configure SNMP on Ubuntu 18.04 and CentOS 7. SNMP is an acronym for Simple Network Management Protocol. It provides an agentless method of managing and monitoring of network devices and servers for health information, system metrics such as CPU load, Physical Memory usage, number of running processes,...

This guide will take you through how to install and configure SNMP on Debian 10 Buster for monitoring using either SNMP v2c or v3. If you are looking at monitoring your Debian 10 system with monitoring tools like Nagios, Icinga or any other tools for health information, system metrics such as CPU load, Physical Memory usage, number of running...

Welcome to our guide on how to install and configure SNMP on CentOS 8. SNMP stands for Simple Network Management Protocol. It is an Internet Standard protocol that provides an agentless method of managing and monitoring of network devices and servers for health information, system metrics such as CPU load, Physical Memory usage, number of running processes, service states or any other metric...

In this guide, we are going to learn how to install and configure SNMP on Ubuntu 20.04. SNMP is an acronym for Simple Network Management Protocol. It provides an agentless method of managing and monitoring of network devices and servers for health information, system metrics such as CPU load, Physical Memory usage, number of running processes, service state e.t.c...

Learn how to install Zabbix Agent on CentOS 7 for Zabbix monitoring. In our previous guides, we covered the installation of Zabbix Server on Debian 10 Buster. This guide will focus on monitoring remote Linux hosts using Zabbix, specifically CentOS 7 host and the related RHEL hosts. Before you can continue, ensure that your Zabbix server is up and...

NSClient++ is a monitoring agent/daemon for Windows systems that makes it easier to collect performance metrics by Nagios. In this tutorial, we are going to learn how to install and configure NSClient++ nagios monitoring agent for Windows systems. Follow through the following steps to install NSClient++. Download NSClient Agent Download the latest version of NSClient from here. Agent Installation Once the download is done,...

In our previous tutorials, we learnt how to install Nagios plugins as well the Nagios NRPE agents from source. You can check them via the links below; How to Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux How to Install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux Well, in this article, we are going to learn how to install Nagios Plugins and NRPE agents...