Abbreviations and Acronyms

EOM

End of Message

EON

End of Number

EOT

End of Text OR

 

End of Transmission

EPROM

Erasable Programmable

 

Read Only Memory

ER

Error

ESC

Escape Key

ETB

End of Block

ETC

External Transmit Clock

ETX

End of Text

EXT

External

F

 

FB

Fallback

FCC

Federal Communications

 

Commission

FF

Form Feed

FGND

Frame Ground

FL

Flag

FLL

Fixed loss loop

FM

Frequency Modulation

Fox

Test message (The quick

message

brown fox jumps over the

 

lazy dog) 0123456789

FSK

Frequency-Shift Keying

H

 

HDLC

High Level Data Link

 

Control

Hz

Hertz (cycles per second)

I

 

INC

Incoming Call

IC

Industry Canada

INV

Invalid

INVCU

Invalid Command -

 

Command Unknown

INVMS

Invalid Command -

 

Message Syntax Error

INVPS

Invalid Command -

 

Parameter Syntax Error

INVPV

Invalid Command -

 

Parameter Value Error

I/O

Input / Output

IS

International Standard

K

 

KBD

Keyboard

kbps

Kilobits Per Second

L

 

LAL

Local Analog Loopback

LAPD

Link Access Protocol -

 

D Channel

LAPM

Link Access Protocol for

 

Modems

LB OPTS Loopback Options

LCD

Liquid Crystal Display OR

 

Line Current Disconnect

LDL

Local Digital Loopback

LED

Light Emitting Diode

LF

Line Feed

LL

Local Loopback

LO

Line Occupancy

LRC

Longitudinal Redundancy

 

Check

LSD

Long Space Disconnect

LSO

List of Stored Options

LSV

List Version

M

 

mA

Milliamps

MHz

MegaHertz

Modem

Modulator / Demodulator

MR

Modem Ready

ms

Millisecond

N

 

NAK

Negative

Acknowledgment

NET STAT Network Status

NRZ

Non Return to Zero

NRZI

Non Return to Zero

Inverted

 

NS

No Signal

NT

Network Termination

O

 

OH

Off Hook

OS

Out-of-Service

G-2

Modem 3600

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Black Box 3600 MODEM manual Abbreviations and Acronyms