For more information, see the following documents in the Enterprise Manager documentation set:
Oracle Enterprise Manager Cloud Control Introduction
Oracle Enterprise Manager Cloud Control Basic Installation Guide
Oracle Enterprise Manager Cloud Control Advanced Installation and Configuration Guide
Oracle Enterprise Manager Cloud Control Administrator's Guide
For the latest releases of these and other Oracle documentation, check the Oracle Technology Network at:
http://www.oracle.com/technetwork/documentation/index.html#em
Oracle Enterprise Manager also provides extensive Online Help. Click Help at the top of any Enterprise Manager page to display the online help window.