Install Nagios NRPE Agents on Debian 11/Debian 10

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This guide describes how to easily install Nagios NRPE agents on Debian 11/Debian 10. If you want to monitor your Debian hosts using Nagios server, then you need to have the NRPE agents installed on these hosts. Nagios Remote Plugin Executor (NRPE) allows you to remotely execute Nagios plugins on other Linux/Unix machines to query machine metrics such as...

Install and Configure SNMP on Debian 10 Buster

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install and configure snmp on Linux
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...

Install LibreNMS on Ubuntu 22.04/Ubuntu 20.04

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Install LibreNMS on Linux
Follow through this tutorial to learn how to install LibreNMS on Ubuntu 22.04/Ubuntu 20.04. LibreNMS is a fully featured MySQL/PHP and SNMP based network monitoring system. Install LibreNMS on Ubuntu 22.04/Ubuntu 20.04 To install LibreNMS on Ubuntu 22.04/Ubuntu 2.04 proceed as follows; Create LibreNMS system User Account To begin with, create non privileged system user account for LibreNMS by executing the command below; useradd...

Install and Setup Wazuh Server in CentOS 8/Fedora 32

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In this tutorial, you will learn how to install and setup Wazuh server in CentOS 8/Fedora 32. Wazuh is an open-source tool for visibility, security detection, and compliance. It is a fork of OSSEC HIDS with additional integration with ELK stack and OpenSCAP. The Wazuh stack consists of the Wazuh server (manager), the ELK stack, and the Wazuh agents...

Install ELK Stack on Debian 11

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Welcome to our guide on how to install ELK Stack on Debian 11. ELK, currently known as Elastic Stack, is the acronym for open source projects comprising; Elasticsearch: a search and analytics engineKibana: a data visualization and dash-boarding tool that enables you to analyze data stored on Elasticsearch.Logstash: a server‑side data processing pipeline that ingests data from multiple sources simultaneously, transforms...

Install Grafana on Rocky Linux 8

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In this guide, we are going to learn how to install Grafana on Rocky Linux 8. Grafana is the open source analytics and monitoring solution that enables you to query, visualize and alert on various systems metrics that can be pulled from various time series databases such as Graphite, InfluxDB & Prometheus etc. Want to dive deep into Grafana? Check this link...

Install and Configure NXLog CE on Ubuntu 20.04

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nxlog-ce
In this guide, we are going to learn how to install and configure NXLog CE on Ubuntu 20.04. NXLog is a cross-platform log collection and centralization tool. It collects logs from various types of log sources, formats, and platforms and forwards them securely and reliably to a central log server. NXLog Community Edition is feature-full. Read about these features on their...

Install Logstash 8 on Ubuntu/Debian

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Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7
This guide is about how to install and configure Logstash 8 on Ubuntu/Debian as a continuation of our guide on how to setup Elastic Stack 8. We have already covered the installation of Elasticsearch and Kibana. Install Elastic/ELK Stack on Ubuntu/Debian According to the installation order, Logstash is the third component in the line. Note that for Elastic Stack to function...

Install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8

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This tutorial will guide on how to install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8. We will be discussing the installation and configuration of each component of Elastic Stack 7. Talking of components, Elastic Stack, previously known as ELK stack, comprises of four opensource major components, Elasticsearch, Kibana, Logstash and Beats. These components can be used to collect, parse,...

Quick Way to Enable Kibana HTTPS Connection

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Enable Kibana HTTPS Connection
In this tutorial, you will learn how to enable Kibana HTTPS connection. HTTPS connections ensures that data is encrypted in transit. Kibana supports only TLS encryption protocol. With TLS, X.509 certificates are used to encrypt the data-in-transit. This kind of encryption is asymetric because each certificate contains a public key and a private key which are used for cryptographic operations....