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F

FAQ

Frequently Asked Questions

General information containing answers to frequently asked questions

 

FAT

File Allocation Table

Used to manage files stored on disks

 

FC

Fibre Channel

An interconnect standard allowing data transfer at up to 1Gbps over distances of up to 10km using optical cable

 

FCB

File Control Block

 

FCC

Federal Communication Commission

 

FCMI

Fibre Channel Methodologies for Interconnects

 

FCOT

Fiber Central Office Terminal

 

FCS

Frame Check Sequence

 

FCVC

Flow Controlled Virtual Circuit

 

FD

Flat Display

 

FDD

Floppy Disk Drive

The most common size today is 1.44 Mb, although initially produced in 360Kb, 720Kb and also 2.88Mb

 

FDDI

Fibre Distributed Data Interface

An ANSI standard token passing network that uses fibre optic cabling.

 

FDM

Frequency Division Multiplexing

 

FEA

Functional Entity Action

 

FEBE

Far End Block Error

 

FEC

Forward Error Correction code

 

FECC

Far End Camera Control

 

FECN

Forward Explicit Congestion Notification

 

FEP

Front-end Processor

A term used mainly in networking for handling and converting protocols.

 

FERF

Far End Receive Failure

 

FET

Field Effect Transistor

 

FF

Forms Feed

Associated with Line Printers

 

FG

Functional Group

 

FH

Frequency Hopping

 

FHS

Frequency Hop Synchronisation

 

FIFO

First In First Out

 

FITL

Fiber In The Loop

 

FLOPS

FLoating point Operations Per Second

A common benchmark measurement for rating the speed of microprocessors.

 

FM

Frequency Modulation

 

FML

Frequency Modulated Link

 

FMO

Frequency Modulated Oscillator

 

FN

Fiber Node

 

FORTRAN

FORmula TRANslation

Programming language

 

FOSE

Fiber Optic Splice Enclosure

 

FOTS

Fiber Optic Transmission System

 

FP

Filter Program

 

FPLL

Frequency Phase Locked Loop

 

FPS

Frames Per Second

Term used in digital video to describe the speed of display

 

FPU

Floating Point Unit

Specialist hardware used for the specific calculation of floating point.

 

FRAM

Ferroelectric Random Access Memory

 

FRAD

Frame Relay Assembler Dissembler

 

FS

Filter Set

 

FSA

Fiber Serving Area

 

FSK

Frequency Shift Keying

 

FSM

Field Strength Meter

 

FTP

File Transfer Protocol

In a TCP/IP network ( internet, UNIX, etc ) a set of commands used to log onto network, list directories and copy files.

 

FTTB

        Fiber To The Bridge

 

FTTC

        Fiber To The Curb

 

FTTF

        Fiber To The Feed

 

FTTH

        Fiber To The Home

 

FUNI

        Frame based User to Network Interface

 

FW

        FirmWare

 

FXO

         Foreign eXchange Office

 

FXS

        Foreign eXchange Station