SSH Tunnels Local and Remote Port Forwarding
A Visual Guide to SSH Tunnels: Local and Remote Port Forwarding SSH is yet another example of an ancient technology that is still in wide use today. It may very…
2024
How To Configure Firewall with UFW on Ubuntu 20.04 LTS
UFW is an acronym for an uncomplicated firewall. Securing a network with an uncomplicated firewall is super easy and highly recommended. This page explains how to set up and secure…
Set Up CUPS Print Server on Ubuntu (Bonjour, IPP, Samba, AirPrint)
This tutorial will be showing you how to share a printer attached to an Ubuntu computer with Windows, macOS, and iOS clients on the same network. CUPS (Common Unix Printing…
A tcpdump Tutorial with Examples
Table of Contents Introduction Overview of tcpdump Basics of traffic isolation Getting Started with tcpdump Viewing traffic on an interface Viewing HTTPS traffic Limiting packets Information Security Examples Capturing credentials…
How to fix apt broken install
# apt -f install Reading package lists… Done Building dependency tree… Done Reading state information… Done Correcting dependencies… Done The following additional packages will be installed: xfce4-whiskermenu-plugin The following NEW…
How to Install LAMP Apache, MySQL, PHP in Ubuntu 22.04
How to Install LAMP Apache, MySQL, PHP in Ubuntu 22.04. In this guide you will learn how to install Apache2, MySQL and PHP 8.1. You will also install some common…
Configuring Cloud in Mikrotik
Starting from the version of RouterOS v6.14, the Cloud function is added which allows using the Dynamic DNS name for a device that is automatically assigned and can be accessed…
How to Install and Configure VNC on Ubuntu 20.04
Virtual Network Computing (VNC) is a graphical desktop sharing system that allows you to use your keyboard and mouse to control another computer remotely. It is an open-source alternative to…
How to setup PHP on Nginx with fastCGI (PHP-FPM) example
Why is Nginx, PHP and fastCGI so popular? Nginx is the DevOps community’s most beloved http web server. And developers love the PHP programming language because it enables them to…
How to find all files containing a specific text (string) on Linux
ack ‘text-to-find-here’ grep -r “string to be searched” /path/to/dir grep -inr "Text" folder/to/be/searched/ command similar to the one you are trying (example: ) for searching in all javascript files (*.js):…