How to Join a MacBook to a Domain
MacBooks are commonly connected to wireless signals in homes or offices. However, you can also connect to a domain server by adjusting the Active Directory settings on your MacBook. Using the Directory Utility application, you must enable Active Directory use, and you can then enter the address for the domain server to which you want to connect. After you're connected to the domain, you may need to enter a secure user name and password.
Log in to your MacBook as an administrator and then double-click on your hard drive icon from your desktop.
Click the "Applications" folder and then click the "Utilities" folder. Double-click the "Directory Utility" icon. The application will launch on your screen.
Enter your administrator password if you are prompted to and the press the "Enter" key on your keyboard.
Click the box next to the "Active Directory" field and then click the "Active Directory" option. Click the "pencil" icon located near the bottom of the application.
Enter the address for the domain name you to which you want to connect in the "Active Directory Domain" field. Enter the name of the computer into the "Computer ID" field and then click the "Bind" button.
Click the "Apply" button to save your changes and then close out of the dialog box. Restart your computer.