How To Set Up a Firewall with UFW in Ubuntu \ Debian

How To Set Up a Firewall with UFW

Introduction The Linux kernel includes the Netfilter subsystem, which is used to manipulate or decide the fate of network traffic headed into or through your server. All modern Linux firewall solutions use this system for packet filtering. UFW – Uncomplicated Firewall The default firewall configuration tool for Ubuntu is UFW. Developed to ease iptables firewall configuration, UFW […]

Ubuntu How To Set A Static IP Via Terminal And GUI

configure static ip ubuntu

Why do we have to set a static IP address on our Ubuntu \ Debian Linux? The default IP address of your computer – whatever it is, is probably “dynamic”. This is mostly convenient, as network administrators do not have to go through the hassle of creating individual IP addresses for each computer on their […]

How To Install Adobe PDF Reader On Ubuntu 21.04

adobe reader ubuntu 2022

What is adobe pdf reader? Adobe pdf is a family of application software and Web services developed by Adobe Inc. to view, create, manipulate, print and manage files in Portable Document Format (PDF). The main function of Adobe Acrobat is creating, viewing, and editing PDF documents. It can import popular document and image formats and save them as PDF. It is also possible to import a scanner‘s […]

Install and Usage of Nmap Port Scanner

nmap port scanner

What is Nmap Port Scanner? Nmap Port Scanner (“Network Mapper”) is a free and open source (license) utility for network discovery and security auditing. Many systems and network administrators also find it useful for tasks such as network inventory, managing service upgrade schedules, and monitoring host or service uptime. Nmap uses raw IP packets in […]

How To Use Uptime Command In Ubuntu Linux

How To Use Uptime Command In Ubuntu Linux

What is Uptime? Uptime is a measure of system reliability, expressed as the percentage of time a machine, typically a computer, has been working and available. Uptime is the opposite of downtime. Conversely, long uptime may indicate negligence, because some critical updates can require reboots on some platforms. What will we look at? Basic syntax […]

How To Create A User With A Custom Home Directory In Linux

How To Create A User With A Custom Home Directory In Linux

Intro In this tutorial, we’re going to see how to change the default home directory of a user on Linux. By default, it is /home/username. We’ll show how to change it for a new user, as well as move the existing content to a new location. Command A 60 second youtube video on how to […]

How to check Kernel version on Linux

How to check Kernel version on Linux

Every Linux system is running a Linux kernel, which serves as the foundation for a fully packaged operating system. In this video we are going to find out what is our version of the Linux Kernel.

Two Ways How To Install Deb Files on Ubuntu [& How to Remove Them Later]

install and remove .deb in ubuntu

This is going to be a beginners tutorial about installing and uninstalling .deb files in Ubuntu linux. We are going to cover only the basics for simplicity and run the commands in the simplest way possible. The first ways using DPKG For removing The second way is to use APT For removing Here is a […]