You will be automatically enrolled in Medicare Parts A and B effective the month you turn 65. If you do not receive Social Security benefits, then you will need to sign up for Medicare by calling the Social Security Administration at 800-772-1213 or online at http://www.socialsecurity.gov/medicareonly/ .
The Client Access Server (CAS) is installed by default. Plan to have a Client Access server in each site that has an Exchange 2010 mailbox server. Your main clients will probably be desktop machines running Microsoft Outlook. Other client types include POP3, IMAP4, Exchange ActiveSync, Web, and Outlook Anywhere.
You can then access the Exchange Control Panel. By default, the Exchange Control Panel URL is https://yourserver.yourdomain.com/ecp. The Client Access server to which you connect processes your remote actions via the ECP application running on the default Web site.The physical directory for this application is ...he Exchange Control Panel is a Web application that runs on a Client Access Server providing services for the Exchange organization.