In this tutorial, we will learn how to install Nagios on Ubuntu. What is Nagios? Nagios is a continuous monitoring solution. It is an effective system where complete IT infrastructure i.e. the application deployment, production, and so on are monitored…
The new Ubuntu LTS version is out and it’s time to upgrade Ubuntu 18.04 to 20.04 LTS. The process is very straightforward and simple to follow. Simply go through the entire tutorial step by step and you should have an…
In this tutorial, we will learn how to use the FTP command in Linux. We will discuss what is FTP and the use of commands. What is FTP? FTP stands for File Transfer Protocol. This protocol lets the file transfer…
In this tutorial, we will learn how to install ELK stack on Ubuntu 18.04. Let’s first understand what is ELK stack. Elastic stack was formerly known as ELK stack. What is the ELK stack? ELK stack is the collection of…
In this tutorial, we will learn how to set up Nginx with HTTP/2 support on Ubuntu. Nginx is a web server that is used as a reserve proxy, load balancer, mail proxy, and HTTP cache. Let’s understand Nginx in-depth. What…
In this tutorial, we will discuss how to use ip command in Linux. IP stands for Internet Protocol. What is the protocol? It is a set of rules and regulations followed in networking. Let’s dive into the concept first. What…
In this tutorial, we will learn how to reset the root password in Ubuntu. Most of the average users forget their passwords. According to Microsoft Research, the average user has 6.5 passwords shared across 3.9 different sites. So we know…
In this tutorial, we will learn how to find out all the open ports in Linux. There are different commands to know which ports are opened such as nmap, netstat, and lsof. But do we know what ports are? Some…
In this tutorial, we will learn how to install Squid proxy on Debian. Before we begin with the installation process, we should be aware of what is a proxy, proxy server and so on. Let’s understand the basic terminologies. What…
In this tutorial, we will learn how to install VNC server on Debian. Let’s dive into what VNC is. VNC stands for Virtual Network Computer. If you want to access any remote computer or want your computer to be accessed…