Files and directories are the building blocks of any Operating System like Linux; knowing what kind of file we are working with is crucial before we open or execute the wrong kind of file. You could be a developer accessing a large codebase, a system administrator troubleshooting issues, or a Linux enthusiast navigating through the …
In this tutorial, we will learn how to find your IP address in Linux. Before going further though, we should know what an IP address is, it’s types and the representation. Let’s discuss more about this. What is an IP address? IP is short for Internet Protocol. You might know about the OSI model which …
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 continuously in an automated fashion. There are many continuous monitoring tools such as Splunk, Amazon …
How to install Nagios on Ubuntu 18.04 – A Complete Guide Read More »
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 up and running Ubuntu 20.04 on your system! What’s new with the Ubuntu 20.04 LTS …
How to Upgrade Ubuntu 18.04 to 20.04 LTS Release? Read More »
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 from one host to another host over the network or between client and server also. …
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 open source products developed by the elastic. The following three things are performed: 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 is Nginx? Are you aware of what is webserver? It is the software that delivers …
How to Set Up Nginx with HTTP/2 Support on Ubuntu 18.04? Read More »
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 is an IP? IP stands for Internet Protocol which works with the Transport Layer. TCP …
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 people forget passwords which is why they prefer sticking to sharing the same password across …
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 people might think that it is the gateway to enter the system. There are a …