Glossary

A

A

A-side

AC

alternating current

ADM

add/drop multiplexer

APS

automatic protection switching

B

B

B-side

BER

bit error rate

C

C

Celsius

CAN

controller area network

CCAN

Collector Control Area Network board

CFR

Code of Federal Regulations

CIM

Communications Interface module

CLI

command-line interface

CLIP

Client Layer Interface Port module

CSM

Collector Splitter module

D

dB

decibels

dBm

decibel refferend to 1 milliwatt

DC

direct current

DNAM

Dummy Network Adaptation module

DWDM

dense wavelength division multiplexing

E

EIA

Electronic Industries Association

EMC

electromagnetic compatibility

EMI

electromagnetic interference

ESD

electrostatic discharge

ETS

European telecommunication standard

F

F

Fahrenheit

FCC

Federal Communications Commission

FDA

Food and Drug Administration

FDI

Forward Defect Indication

FTP

file transfer protocol

G

Gbps

gigabits per second

I

IEC

International Electrotechnical Commission

IP

Internet Protocol

ITU

International Telecommunications Union

M

MA

management access

Mbps

megabits per second

MCU

Multichannel Unit

MM

Maintenance Manager

N

NAM

Network Adaptation module

NCB

Network Control Board module

NE

network element

NEBS

Network Equipment Building Systems

NFPA

National Fire Protection Association

O

OADM

Optical Add/Drop Multiplexer

ONS

Optical Networking System

OSA

optical spectrum analyzer

P

PCMCIA

Personal Computer Memory Card International Association

PDP

power distribution panel

ps/nm

picoseconds per nanometer

Q

QPP

Qeyton proprietary protocol

R

Rx

optical receiver

S

SCU

Single-channel Unit

SDH

Synchronous Digital Hierarchy

SNM

Subnetwork Manager

SNMP

Simple Network Management protocol

SONET

Synchronous Optical Network

STM

synchronous transfer module

T

TAC

Technical Assistance Center

TCP

Transmission Control Protocol

TIA

Telecommunication Industry Association

Tx

optical transmitter

V

VDC

volts direct current

W

WWW

World Wide Web