SMC Networks 8648T FICHE, Installation Manual

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G
LOSSARY
Glossary-4
LED
Light emitting diode used for monitoring a device or network condition.
Local Area Network
A group of interconnected computers and support devices.
Media Access Control (MAC)
A portion of the networking protocol that governs access to the
transmission medium, facilitating the exchange of data between network
nodes.
MIB
An acronym for Management Information Base. It is a set of database
objects that contains information about the device.
Modal Bandwidth
Bandwidth for multimode fiber is referred to as modal bandwidth because
it varies with the modal field (or core diameter) of the fiber. Modal
bandwidth is specified in units of MHz per km, which indicates the
amount of bandwidth supported by the fiber for a one km distance.
Network Diameter
Wire distance between two end stations in the same collision domain.
Redundant Power Unit (RPU)
A backup power supply unit that automatically takes over in case the
primary power supply should fail.
RJ-45 Connector
A connector for twisted-pair wiring.
Switched Ports
Ports that are on separate collision domains or LAN segments.