A physical connection on the that resides within a . When the host adapter only has one physical connection (HBA host port), the terms HBA host port and host adapter are synonymous.
The HBA host ports are automatically detected by the storage management software after the recognizes the HBA host port. An HBA host port is the actual physical connection that allows a host to gain access to the in the . If you want to define specific for a particular host and create , you must define its associated HBA host ports.