If you want to reinstall the Oracle Solaris OS or install a different version of the Oracle Solaris OS, refer to the relevant Oracle Solaris installation guide.
You can download software for the Oracle Solaris OS from the following sites:
To download the Oracle Solaris operating system, go to:
http://www.oracle.com/technetwork/server-storage/solaris11/downloads/index.html
To download Oracle Solaris patches, go to: