FACH 

Forward Access Channel

FAUSCH 

Fast Uplink Signaling Channel

FAW 

Frame Alignment Word

FBI 

Feedback Information

FCC 

Federal Communications Commission

FCC 

Flexible Charge Center

FCS 

Frame Check Sequence

FDD 

Frequency Division Duplex

FDD 

Frequency Domain Duplex

FDDI 

Fibre Distributed Data Interface

FDMA 

Frequency Division Multiple Access

FEBE 

Far End Block Error

FEC 

Forward Error Connection

FER 

Frame Error Rate

FINDS 

Flexent Intelligent Network Determination System of Lucent Technologies

FM 

Fault Management data

FMIC 

Fix Mobile Internet Convergence

FNR 

Flexible Number Register

FPLMTS 

Future Public Land Mobile Telecommunications System

FR 

Frame Relay

FSAN 

Full Service Access Network

FSC 

Fixed Switched Centre

FTAM 

File Transfer, Access and Management

FTM 

France Telecom Mobiles

FTP 

File Transfer Protocol

FTTB 

Fibre To The Building

FTTx 

Fibre To The x: O (office), H (house), B (building), C (cabinet)