Active Directory Archive

Using Quest Active Directory Cmdlets for PowerShell

Almost 10 years ago Quest Software released a free set of cmdlets to simplify interaction with Active Directory. This set of cmdlets provides quite flexible options for administering Active Directory, managing AD objects, AD ACLs, password settings, and security. Up to version 1.5.1 Quest Active Directory cmdlets were provided

Active Directory Organizational Unit (OU)

Organizational Unit (OU) is a container in Active Directory domain that can contain different objects from the same AD domain: other containers, groups, user and computer accounts. Active Directory OU is a simple administrative unit within a domain on which an administrator can link Group Policy objects and assign

How to Install and Import PowerShell Active Directory Module

Today we’ll show you how to install and use the Windows PowerShell Active Directory Module. You can use the cmdlets of this module to retrieve information and manage Active Directory. This module in the server OS is installed as a separate feature. On the desktop OS (Windows 10, 8.1,

Active Directory Groups Types

The Active Directory groups is a collection of Active Directory objects. The group can include users, computers, other groups and other AD objects. The administrator manages the group as a single object. In Windows there are 7 types of groups: two domain groups types with three scope in each

Add User to Active Directory Group Using Add-ADGroupMember

The Active Directory Module for Windows PowerShell includes the Add-ADGroupMember cmdlet, which can be used to add user to Active Directory security or distribution groups. In order to use cmdlets from the ActiveDirectory module, at first you must load this module into your PowerShell session (on domain controllers with

Active Directory Migration to Windows Server 2016

In this article we’ll take a closer look on how to migrate Active Directory domain from Windows Server 2012 R2 to Windows Server 2016. Suppose you have an Active Directory domain named and one domain controller You want to install a new DC with Windows Server

AD Replication Error 1722 The RPC server is unavailable

In this article we’ll take a look at the basic ways to fix Error 1722: The RPC server is unavailable when performing replication between Active Directory domain controllers. You can face an error 1722 The RPC server is unavailable both in the domain controller logs and when you try

Upgrading Active Directory Schema

An Active Directory Schema is a description of all directory objects and attributes of the Windows domain. The AD schema reflects the basic structure of the catalog and is critical for its proper functioning. Typically, the AD schema is extended/upgraded for several reasons, the most common of which in

Fix: Active Directory Domain Controller Could Not Be Contacted

In this article, we’ll take a look on why it’s not possible to join a new computer to the Active Directory domain with an error Active Directory Domain Controller could not be contacted. What does Active Directory Domain Controller Could Not be Contacted Error Looks Like? A user or

AD Account Keeps Locking Out

Sometimes there are situations when AD account keeps locking out, this happen when you try to log on to a domain computer and getting an error on the login screen: The referenced account is currently locked out and may not be logged on to. This notification means that the