Both SPARC and x86 systems must meet the following requirements:
Memory - To check the minimum memory requirement for the current release, see Oracle Solaris 11.3 Release Notes
Disk Space - To check the disk space requirements for the current release, see Oracle Solaris 11.3 Release Notes.
Network Access - The system to be installed must be able to access an IPS repository that contains the packages to be installed on the client system. Also, if you create a custom AI manifest, the system must be able to access that manifest on an HTTP server.