1. APC PDU (power distribution unit)
APC Metered PDU Installation Example
2. HBA (host bus adapter)
HBA card is the device that connect computers and servers to a
Storage Area Networks
( SAN ) via fiber. All HBA card has a unique
World Wide Name (WWN
). Some HBA's are designed for external disk arrays, some for internal disk arraysand some will connect both internally and externally. HBA's are available for different kinds of disk arrays including Serial ATA II (SATA II) and Fibre Channel (FC). A HBA also referred as a "Host I/O controller".