Ubuntu 22.04: install Docker

In this tutorial, I will show you a script to install Docker and Docker Compose on Ubuntu 22.04. Today more and more applications are available in containers with Docker, I regularly have to install a new machine on Ubuntu and have to install Docker and Docker Compose. Personally, I prefer to install Docker from the …

Read more

Hyper-V Cluster: Installation and Configuration

Introduction Through this tutorial, we will see how to set up a Hyper-v cluster under Windows Server (2012R2 / 2016/2019) step by step. Each step requires it, will take you on a tutorial to guide you in setting up a Hyper-V cluster. Prerequisites Be in an Active Directory environment, ideally having a server-side domain controller …

Read more

Install WSUS role on Windows Server 2025

In this tutorial, we will see how to install the WSUS (Windows Server Update Services) role on Windows Server 2025, which will allow you to have a server in your environment to control the distribution of updates for Microsoft products (Windows, Office, SQL Server, etc.). The WSUS role is also a “component” of MECM, because …

Read more

Windows Server 2025: Enable SSH Server for Remote Access

In this tutorial, I will explain how to SSH server on Windows Server 2025 to administer it remotely. If you have been following me for several years, this is not the first article I have done on OpenSSH on Windows Server. At the beginning of the portability of the SSH server on Windows Server, to …

Read more

Windows Server 2025: Joining the Computer’s Active Directory Domain

In this tutorial, we will see how to join a computer running Windows Server 2025 to an Active Directory domain. Before joining the Active Directory domain, you must have a user (administrator) account in the target domain with the necessary rights to add a computer. Before you make sure that the domain join is successful, …

Read more

Installing Windows Server 2025

In this first tutorial, dedicated to Windows Server 2025, we will see its installation, which differs very little from other versions of Windows Server. At the time of writing this tutorial, Windows Server 2025 is still in “preview.” I will also not cover the hardware requirements regarding CPU and RAM which will depend on several …

Read more

Outlook: Unable to display image

In this “troubleshooting” tutorial, I will give you one of the solutions when you are using Outlook and images are not displayed. I encountered this problem recently in a corporate environment, with images not displaying on computers. When I clicked on Upload images in the message, I then got the message “Unable to display image”. …

Read more

Nginx: remove the Server header

In this tutorial, I will explain to you how to delete the header server on Nginx but not only… As you can see in the screenshot below, in the response, we can see the server: Microsoft-IIS/8.5 and the version of PHP and ASP with the X-Powered-By headers. To remove the server header, we will use …

Read more

Download GLPI from command line on Linux

In this tutorial, I will explain how to download GLPI from the command line with wget, unzip it and move it to the virtualhost folder. If you have a Web server under Linux with Nginx, this tutorial will allow you to install GLPI without needing to use a WinSCP type client or FTP server. 1. …

Read more

Configure roaming profiles in an Active Directory environment

Presentation In this tutorial, I will explain how to set up roaming profiles for your users in an Active Directory environment. When I started working (already a few years ago), roaming profiles were all the rage. Roaming profiles store user (profile) data (C:\Users\) in a shared folder that is located on a server. This allows …

Read more