This is the most contentious part of the iLO ecosystem. Because HP (now HPE) stopped selling new iLO 4 Advanced licenses for Gen8 servers years ago, the market has become a gray area.
For permanent use, you can buy licenses directly from HPE or third-party sellers. Prices vary significantly based on support terms and the seller's legitimacy.
You can activate your key through the iLO web interface or the Command Line Interface (CLI). HPE ProLiant Servers - How to Install iLO License Key
Need to reinstall an OS or run a firmware update? With the Advanced license, you can "mount" an ISO file from your local laptop directly to the server as a virtual DVD-ROM. This eliminates the need for physical USB drives or discs. 3. Integrated Remote Console (IRC) Collaboration
: Use the following command to install the key: oemHPE_licenseinstall AAAAA-BBBBB-CCCCC-DDDDD-EEEEE
