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McDATA® Sphereon™ 4500 Fabric Switch Product Manager User Manual
Glossary
GUI Graphical User Interface.
Gx_Port A configurable port type that restricts a port to operate either as an
F_Port, FL_Port, or E_Port.
H
hardware log Record of FRU insertions and removals in the switch.
hardware
management console
The console runs the Hardware Management Console application
(HWMCA), and is the operations and management PC platform for
S/390 and zSeries servers.
HBA See host bus adapter.
heterogeneous fabric A fabric with both McDATA and non-McDATA products.
homogeneous fabric A fabric consisting of only McDATA products.
hop count The number of hops a unit of information traverses in a fabric.
hexadecimal A number system with a base of 16.
high availability A performance feature characterized by hardware component
redundancy and hot-swappability (enabling non-disruptive
maintenance). High-availability systems maximize system uptime
while providing superior reliability, availability, and serviceability.
hop Data transfer from one node to another node.
hop count ISL connections.
host bus adapter Logic card that provides a link between the server and storage
subsystem, and that integrates the operating systems and I/O
protocols to ensure interoperability.
hot-swapping Removing and replacing a device’s components while the device
continues to operate normally.
hub In Fibre Channel, a device that connects nodes into a logical loop by
using a physical star topology.