What is CGNAT ?
CGNAT most often uses the range of IP addresses reserved for private use in the context of local networks, specifically […]
Network
Tutorial: How to use WHOIS and RDAP
The WHOIS or RDAP service is an essential tool for obtaining information about domains, IPs, and DNS records. In this
Tutorial: How to use WHOIS and RDAP Read More »
How to Set Up a Postfix and Dovecot Email Server on Linux: A Step-by-Step Guide
This is a tutorial that will present a basic configuration of an email server using Postfix and Dovecot. The idea
How to Set Up a Postfix and Dovecot Email Server on Linux: A Step-by-Step Guide Read More »
Tutorial how to Install and configure VNC on Ubuntu
Remote access has become an essential tool for managing servers and desktops, enabling administrators and users to work efficiently from
Tutorial how to Install and configure VNC on Ubuntu Read More »
Build Your Own DNS Server: A Step-by-Step Guide using BIND9
In this step-by-step guide, we’ll walk you through the entire process of setting up and configuring a custom DNS server
Build Your Own DNS Server: A Step-by-Step Guide using BIND9 Read More »
Tutorial for SSH Public Key Authentication
In this tutorial, we will teach you how to create and configure access to an SSH server using a public
Tutorial for SSH Public Key Authentication Read More »
Socket UDP Python Chat
Tutorial for creating a simple chat using UDP sockets in Python 3. The goal is to demonstrate unidirectional communication, where
Socket UDP Python Chat Read More »
Socket TCP Python make a chat
Tutorial for creating a simple chat using TCP sockets in Python 3. The goal is to demonstrate unidirectional communication, where
Socket TCP Python make a chat Read More »
apt get behind proxy
Over time, I have often come across the need to configure apt get to work behind a proxy in network
apt get behind proxy Read More »
How to use Ngrok
We will present a tutorial to install Ngrok and how to use Ngrok on Windows and Linux machines.
