Azure Active Directory Connect Tool installation Prerequisites - Part 3

 Hello All

Welcome back to the series of Azure Active Directory connect - Part 3 . Please go through the below links which was cover the PART 1 and 2.

https://cloudmonkeys20.blogspot.com/2023/03/azure-ad-connect-part-1.html

https://cloudmonkeys20.blogspot.com/2023/03/azure-ad-connect-part-2-architectures.html

In this part 3 , we are going to walk through the prerequisites of  Azure Active Directory connect tool to be installed

Agenda 

1. Prerequisites of Azure Active Directory

2. Prerequisites and Hardware requirements in Azure Active Directory

3. Azure Active Directory Installation prerequisites

Let us divide the above prerequisites topics into two

first , we will understand , what changes we need to make from Azure Active Directory,

Second, we will discuss what are the requirements that needed to meet in the Onprem Active Directory

From  Azure Active Directory side

• We need office 365 tenant
• Domain Verification, that we need to use the a domain suffix for onprem users objects

From Onprem Active Directory Side

• we need to use IDFIX tool in onprem AD to identify the duplicate objects
• AD Schema version and forest functional level should be windows server 2003 or Later
• If you are planning for password write back feature , then domain controller must be on Windows server 2012 or later
• Azure AD connect tool must be installed on domain joined windows server 2012 or later.,
• It cannot be installed on windows small business server, or windows essential 2016
• It can be installed on windows essential 2019, moreover it cannot be installed  on any client operating system
• AAD connect cannot support on Windows server core installation (Which means it supports only on GUI Mode installation)
• Azure AD connect tool support SQL server 2012 to 2019
• By default it uses SQL server express (local Database) , which is lite version of SQL express
• It has 10GB size limit that enables to manage only 100 thousand objects, If we need to manage higher than this, we need to deploy SQL enterprise server 
• We need a global Administrator Account from Office365
• We need Enterprise Admin Account from Onprem AD.

Once we ready with the above all requirements, we are good to go with Azure Active Directory Installation