Definitions for "Host bus adapter"
Keywords:  hba, scsi, bus, fibre, subsystem
An adapter allowing input and output of data between the RAID and the host system. Fibre channel units, in particular, ofter require specialized HBAs to interface with RAIDs, while SCSI can be considered a more general HBA.
The hardware that controls a SCSI bus.
See FC Adapter.
Keywords:  backup, hot
The physical hardware installed in a node that allows the node to access a shared network medium.