FCR Fibre Channel routing.
FCS Fibre Channel switch.
Fibre Channel A serial data transport infrastructure and protocol used to implement SANs. See
also http://www.fibrechannel.org/ and http://www.t11.org/.
FICON Fibre connectivity. Hardware that connects the mainframe to the CU.
FO Fiber optic.
FPGA Field-programmable gate array.
FPMA Fabric Provided Mac Addressing.
FRU Field-replaceable unit.
GbE Gigabit Ethernet. An Ethernet standard for transmitting data at 1 Gb/s.
Gb/s Gigabits per second.
HA High availability. The relative ability of a system to operate continuously,
regardless of the type of failure.
HBA Host bus adapter. A hardware device that connects the host server to the fabric.
heterogeneous A mixed environment that incorporates different operating systems, protocols,
architectures, and equipment from different vendors or product families.
high availability See HA.
host bus adapter See HBA.
IEC International Electrotechnical Commission
in-band
communication
Communication through the same communications channel as the operational
data.
INCITS International Committee for Information Technology Standards.
interswitch link See ISL.
IPS C-series Internet Protocol Storage Services Module.
IR Integrated routing.
iSCSI Internet Small Computer System Interface. A standard protocol that uses SCSI
commands to transfer data over IP networks.
ISL Interswitch link. A connection between two directors or switches.
LC Lucent connector. An industry-standard connector for fiber optic cable connections.
LR Long reach.
LSAN Logical SAN. An interconnected network of independent fabrics for B-series
switches.
LTU License to use.
8-Gb SAN Switch Hardware Reference Guide 115
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