Sunday, January 24, 2021

Install OpenNMS Network Monitoring tool on Ubuntu 20.04

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Install OpenNMS Network Monitoring tool on Ubuntu 20.04
Follow through the guide to install OpenNMS network monitoring tool on Ubuntu 20.04. OpenNMS is an open-source and enterprise grade network monitoring and management solution. Read about the capabilities of OpenNMS on OpenNMS platform page. Install OpenNMS Network Monitoring tool on Ubuntu 20.04 In order to install OpenNMS Network Monitoring tool on Ubuntu 20.04; Install OpenJDK 11 Development Kit on Ubuntu 20.04 Install Java...

Install Velociraptor Client on Linux and Windows Systems

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In this tutorial, you will learn how to install Velociraptor Client on Linux and Windows Systems. Velociraptor endpoint agents are called clients. Clients connect to the server and wait for instructions, which mostly consist of VQL statements, then run any VQL queries and return the result to the server. In our previous tutorial (link provided below), we covered how to install...

Configure ELK Stack Alerting with ElastAlert

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Welcome to our tutorial on how to configure ELK Stack alerting with ElastAlert. As much as ELK Stack enables you to collect, process/parse, index and visualize various system data, it can as well be configured to alert on various events. The alerting features enable you to watch for changes or anomalies in your data and perform the necessary actions...

Monitoring Gitlab Metrics with Prometheus and Grafana

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In this tutorial, we will learn about monitoring Gitlab metrics with Prometheus and Grafana. Grafana is a data visualization and monitoring tool and supports time series datastores such as Graphite, InfluxDB, Prometheus, Elasticsearch. Prometheus is a powerful time-series monitoring service, providing a flexible platform for monitoring GitLab and other software products. GitLab provides out of the box monitoring with Prometheus,...

Monitor Linux System Metrics with ELK Stack

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In this tutorial, you will learn how to monitor Linux system metrics with ELK Stack. ELK Stack, or if you like, Elastic stack can be used to monitor Linux system metrics with the aid of the Metricbeat. Metricbeat is a lightweight shipper for system metrics. It can collect system-level CPU usage, memory, file system, disk IO, and network IO...

Quick Way to Install and Configure SNMP on Ubuntu 20.04

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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...

Easily Install and Setup Cacti on Ubuntu 20.04

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In this tutorial, you will learn how to easily install and setup Cacti on Ubuntu 20.04. Cacti is a complete frontend to RRDTool. RRDTool is a time-series data storage and display system. It stores and display time-series data (e.g. network bandwidth, machine-room temperature, server load average) in a database. It stores the data in Round Robin Databases (RRDs), a...

Visualize WordPress User Activity Logs on ELK Stack

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In this tutorial, you will learn how to visualize WordPress user activity logs on ELK stack. WordPress do not provide an easy way to have an overview of user activity or log any user activity on a server log file. Logging is paramount in detecting, preventing or minimizing the impact of any security breach. There are a thousand various...

How to run Multiple Filebeat Instances in Linux

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In this tutorial, you will learn how to run multiple filebeat instances in Linux system. Filebeat is one of the Elastic beat and is a lightweight shipper for collecting, forwarding and centralizing event log data. It is installed as an agent on the servers you are collecting logs from. It can forward the logs it is collecting to either...

Monitor OpenVPN Connections with Prometheus and Grafana

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Welcome to our tutorial on how to monitor OpenVPN connections with Prometheus and Grafana. Grafana is a data visualization and monitoring tool and supports time series datastores such as Graphite, InfluxDB, Prometheus, Elasticsearch. Prometheus on the other hand is an open-source systems and service monitoring tool. It collects metrics from configured targets via HTTP calls at given intervals, evaluates rule...