Teleconverters, called extenders by Canon, are optical accessories which fit between the camera body and the lens. Theyre essentially tubes with a few glass lens elements inside which multiply the focal length of the lens in use-typically by 1.4x or 2x.
Join Now. We have a remote site with 30 Domain users, we have a Power Edge 2900 with 4 gb Memory running Windows Server 2003 Operating System. We are planning to add a new Domain Controller and keep the existing one as a secondary domain controller. Users are also using the domain controller as a file share server.
Domain Controller. A domain controller is a server containing a copy of the Active Directory. All domain controllers are peers, and maintain replicated versions of the Active Directory for their domains.The domain controller plays an important role in both the logical and physical structure of the Active Directory.omain Controller. A domain controller is a server containing a copy of the Active Directory. All domain controllers are peers, and maintain replicated versions of the Active Directory for their domains.