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.
Abbreviated as DC, domain controller is a server on a Microsoft Windows or Windows NT network that is responsible for allowing host access to Windows domain resources. The domain controllers in your network are the centerpiece of your Active Directory directory service. It stores user account information, authenticates users and enforces security policy for a Windows domain.