Active Directory : increase the functional level of the domain and the forest

The functional level of the domain and forest corresponds to the “version” of your Active Directory environment and allows access to more or fewer features depending on the level of each. Mainly this level change occurs when upgrading to Windows when replacing / migrating domain controllers. The version change may also be necessary for the …

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ADFS: Installation and Configuration

Form login

In this article, I propose to discover the AD FS and Proxy (WAP) roles. As part of the preparation for the 70-742 certification, I embarked on the mock-up of an infra. What’s this ? ADFS and the proxy that accompanies it can put several things in place: An SSO system (for compatible applications) that allows …

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GPO: Run a script when the computer starts

Overview

Presentation In this article, we will see how to set up a script that runs at startup of the post using Group Policy (GPO). The advantage of using this type of script is that it is executed with the Administrators rights, which makes it possible to launch software installations on the workstation without any elevation …

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Active directory: Delete a child domain

In the article Active directory: setting up a child domain where I explain how to configure a child domain in an Active Directory environment, I will explain here how to delete a child domain. As a reminder, when setting up the child domain, a trust relationship was created between the two domains and DNS delegation …

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Remove an Active Directory Domain Controller

Supprimer controleur de domaine

In this article, we will see how to remove a domain controller in an Active Directory environment. The deletion is done in two steps: Demote the domain controller: remove the controller configuration. Delete roles. Before downgrading the server, ensure that the server does not have an FSMO role and always have at least 2 active …

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DFS replication resolve error 4012

This article describes how to troubleshoot the DFS Replication Service 4012 error. In the Windows event log you have an error like this: The DFS Replication service stopped replication on the folder to the following local path: C: \ Windows \ SYSVOL \ domain. This server was disconnected from the other partners for a period …

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