Technically, an iDRAC 8 license is a digital entitlement file or a 25-character alphanumeric key that is "installed" into the iDRAC's non-volatile memory.
For more information on iDRAC8 and licensing, I recommend visiting the official Dell website or contacting Dell support directly. They can provide you with the most up-to-date and accurate information on iDRAC8 licensing and help you obtain a valid license key. idrac 8 license key free link
You can download a 30-day iDRAC8 Enterprise Trial License directly from Dell's support knowledge base. Technically, an iDRAC 8 license is a digital
: Typically 30 days (though some extended trials have historically reached up to 240 days). idrac 8 license key free link