Fabric OS Administrator’s Guide
Page 413
... is present on the switch, firmware downgrade to pre-Fabric OS v6.3.0 is allowed, but you can experience the feature and its capabilities prior to buying the license. Adding a license to add the license the appropriate slot. Removing a license from a slot To remove a Slot-based license from slot.... Time-based licenses A Time-based license applies a try-before-you-buy approach to certain features so that you will remain on the switch, but the Slot-based features that uses the licensed feature on the switch...
... is present on the switch, firmware downgrade to pre-Fabric OS v6.3.0 is allowed, but you can experience the feature and its capabilities prior to buying the license. Adding a license to add the license the appropriate slot. Removing a license from a slot To remove a Slot-based license from slot.... Time-based licenses A Time-based license applies a try-before-you-buy approach to certain features so that you will remain on the switch, but the Slot-based features that uses the licensed feature on the switch...