Glossary:

ATIS Telecom Glossary

Search Keyword By: F

Select a term name to open its entry and any media references. Longer definitions end with a “Read More” link.

FDMA

Abbreviation for frequency-division multiple access.

FDT

Fiber Distribution Terminal

FDX

Abbreviation for full duplex. See full-duplex (FDX) circuit, full-duplex (FDX) operation.

FE

Functional Entity

feature code

A code (or codes) used to select/activate a service feature (e.g., forwarding, using two- or three-digit codes preceded by * or 1 1 or ,, and which may precede subsequent digit selection). [T1.667-1999]

FECM

Future Entitlement Control Message

Federal Information Processing Standard (FIPS) [State and County Codes]

A two-digit location code which indicates the U. S. geographic area (States, Territory, Offshore areas) affected by the EAS alert. The location codes are derived from the Federal Information Processing Standard (FIPS) numbers as described by the U. S. Department of Commerce in the National Institute of Standards and Technology publication FIPS PUB 6-4.

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