The iDRAC Express version is the free bundled version that comes with the product The Express version allows most iDRAC Enterprise features except a Dedicated NIC and an easy to use KVM java console T...The iDRAC Express version is the free bundled version that comes with the product The Express version allows most iDRAC Enterprise features except a Dedicated NIC and an easy to use KVM java console The advantages of the Enterprise version is that it allows you to setup iDRAC over the Dedicated iDRAC/NIC and allows easy to use KVM java console access Here is an iDRAC Licensing White Paper that has good information on configuring iDRAC Enterprise licensing: