In this article, I will explain how to install Active Directory Federation Services on Server 2012, Lets begin,
Open Server Manager,
Click on Add Roles and Features,
Click Next,
Select Role-based or features-based installation and Click Next,
Select Active Directory … Continue Reading
In this Article, I will explain how to install Certificate Services(CA) in Server 2012
Open Server Manager,
Click on Add Roles and Features,
Click on Next 
Select Roles-based or features-based installation and click Next
Select Server on which you … Continue Reading
In this Article, I will guide you how to Promote Domain Controller In the New Forest.
Open Server manager
Select Manage and Click Add Roles and Features,
In Welcome, Click Next
Select Server which you need to promote as Domain … Continue Reading