Typically, proprietary management solutions such as those we see in this text provide greater integration with the hardware and often have better features (monitoring, logging, access) than a generic IPMI implementation.
These are all forms of out-of-band management. IPMI is a standard.
– iDRAC is a proprietary offering from Dell.
– ILO is the HP ProLiant variant.
– ILOM for Sun/Oracle.
Sometimes, you may hear the terms used interchangeably(Server Management Technologies Comparison).
The proprietary lights-out management solutions provide more integration with the hardware and often time have nicer features (monitoring, logging, access) than a generic IPMI implementation.
I hope you found this blog post on Server Management Technologies Comparison helpful. Please let me know in the comment session if you have any questions.