There are two installation options for Enterprise Manager:
Simple
Advanced
The Simple installation option is a quick and easy method to install OEM 12c, typically with the default options chosen by the installer.
With the Advanced installation option, you can choose custom options as per your specific requirements.
The following recipe describes installing OEM with the Simple configuration option.
Before you start, ensure that the server is connected to the network, and an SSH or a telnet client is available. Also, make sure that you have access to the Unix server as a root user or as a privileged user.
OEM 12c Release 1 software can be downloaded from https://edelivery.oracle.com/. The following files are available for download:
V30905-01.zip
V30906-01.zip
V30907-01.zip
Alternatively the latest version of this software can be downloaded from http://www.oracle.com/technetwork/oem/grid-control/downloads/index.html...