OES 11 SP3 has specific hardware and software requirements.
Prior to installing OES, make sure your server machine and network environment meet the requirements outlined in the following sections:
OES 11 SP3 Server (Physical):
Preparing to Install OES 11 SP3
in the OES 11 SP3: Installation Guide.
OES 11 SP3 Server (Virtual):
System Requirements
in the OES 11 SP3: Installation Guide.