This tutorial is part of The LAB 2 project.
I assume the followings:
Configuring a user object in AD
Start the ADS tool - Active Directory Users and Computers.

Create a new user in the ADS. Specify First name, Last name and user logon name: "w7user"

Define a password for the user.

Check the summary.

Configuring a computer object in AD
Create a new computer in the ADS. The computer name is: "w7member".
