Sometimes managing groups in Active Directory becomes tedious and even overwhelming. Sure, you can add a user to multiple groups using Active Directory Users and Computers (ADUC) and in cases where group management doesn’t happen often, this might be the way to go, but Quest Software has a set of PowerShell Commandlets that can make this task very easy to automate.
Microsoft Exchange Server is the server side of a client-server infrastructure. It provides the database and management tools for enterprise-level email, instant messaging, video conferencing, calendaring, appointment setting and contact management.
It also offers support for mobile email as well as partner companies utilizing company email services. Microsoft Exchange Server can also handle multiple domains; adding new ones requires configuring the settings.