Windows 2000/2003 Active Directory domains utilize a Single Operation Master method called FSMO (Flexible Single Master Operation), as described in Understanding FSMO Roles in Active Directory.
The five FSMO roles are:

Schema master - Forest-wide and one per forest.
Domain naming master - Forest-wide and one per forest.
RID master - Domain-specific and one for each domain.
PDC - [...]

Windows 2000/2003 Active Directory domains utilize a Single Operation Master method called FSMO (Flexible Single Master Operation), as described in Understanding FSMO Roles in Active Directory.
In most cases an administrator can keep the FSMO role holders (all 5 of them) in the same spot (or actually, on the same DC) as has been configured [...]

Windows 2000/2003 Multi-Master Model
A multi-master enabled database, such as the Active Directory, provides the flexibility of allowing changes to occur at any DC in the enterprise, but it also introduces the possibility of conflicts that can potentially lead to problems once the data is replicated to the rest of the enterprise. One way Windows 2000/2003 [...]

Have you seen the Microsoft Active Directory 70-640 Training video by Train Signal? I highly recommend this course, as you will learn much more than you will from any book. It includes new iPod/MP3 versions of the course (when you are on the go) and Transcender practice tests to help you prepare for certification. The [...]

Click Start menu and right-click on Computer and choose Properties.
On the Tasks pane, choose Remote Settings.
Select allow connections from computers running any version of Remote Desktop (less secure).

The other day I set up a new workstation for an employee in a remote office. We are a small company so I usually have new computers shipped to me in our main office where I configure them before shipping them out. In a hurry to get the XP machine out the door [...]

With Remote Desktop, you can connect to your Windows XP machine from anywhere on your Local Area Network (LAN). You can even set it up so that you can connect to the machine over the Internet from anywhere in the world.
Prior to Windows XP, if you wanted this kind functionality, you had to do some [...]