58Glossary

fiber

See optical fiber.

fiber loss

Also optical fiber loss. The attenuation of the light signal in optical-fiber transmission.

fiber-optic link

A combination of transmitter, receiver, and fiber-optic cable capable of transmitting data.

FO

fiber optics

The branch of optical technology dedicated to transmitting light through fibers made of transparent materials such as glass and plastic.

GBIC

Gigabit interface converter

Allows Gigabit Ethernet ports to link with fiber optic networks.

Gbit/s

Gigabits per second

A measure of the bandwidth on a data transmission medium. One Gbit/s equals 1,000,000,000 bps.

Gigabit Ethernet

Gigabit Ethernet

A LAN transmission standard that provides a data rate of one billion bits per second (Gbit/s).

ground

An electrical term meaning to connect to the earth or other large conducting body to serve as an earth thus making a complete electrical circuit.

GUI

graphical user interface

A graphical (rather than textual) interface to a computer.

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Nortel Networks 10292FA, 10396EA manual See optical fiber