Read the following chapters before beginning the steps documented in this sequence for an understanding of Multi-Data Center and its features.
Confirm the following before you begin the Multi-Data Center set-up sequence.
Check that your operating system is up-to-date with all necessary patches applied.
Mount the binaries you will be using. The applicable Oracle software includes:
Oracle Fusion Middleware Identity and Access Management 11g (188.8.131.52.0)
Oracle WebLogic Server 10g (10.3.6)
Oracle Database 11g (184.108.40.206)
Oracle Fusion Middleware Repository Creation Utility 11g (220.127.116.11.0)
/etc/hosts entries on all four nodes being configured.
Verify that the Oracle Database is connected and accessible.
Verify that each machine has more than 30 GB space available and more than 8GB of memory available.