Chapter 2: Initialisms

AD

add drop

ADP

auto discovery process

ADT

add drop through

AGW

access gateway

AHPHG

High Power High Gain Amplifier

AHPLG

High Power Low Gain Amplifier

ALD

antenna line device

ALPFGT

Low Power Fixed Gain Amplifier card with total power monitoring

ALPHG

Low Power High Gain Amplifier card

AMR

adaptive multi-rate

ANM

Any rate pluggable I/O card

ANSI

American National Standards Institute

AOS

NokiaOmniSwitch

APAC

Asia Pacific and China

ASE

Amplified Spontaneous Emissions

ASL

Application Specific License

AS-MAC

asynchronous-MAC

ASN

autonomous system number

ASN.1

abstract syntax notation one

AUX

auxiliary

AVCN

Attribute value change notification

B-MAC

backbone or provider MAC

BNG

broadband network gateway

B-TAG

backbone VLAN tag

B-VID

backbone VLAN Id

B-VLAN

backbone VLAN

B-VPLS

backbone VPLS

BBU

base band unit

BCB

backbone core bridge

BEB

backbone edge bridge

BGP LU

Border Gateway Protocol Labeled Unicast

BNM

bandwidth notification message

BRAS

broadband remote access server

C

client port

C-MAC

customer MAC

CA

certificate authority

CAC

Connection Admission Control

CAD

Channel Add Drop

CBAM

CloudBand Application Manager

CBRS

citizens broadband radio service

CBSD

citizens broadband radio service device

CCF

charging control function

CCR-A

credit control request answer

CCR-I

credit control request initial

CCR-T

credit control request terminate

CCR-U

credit control request update

CDC-F

colorless, directionless, and contentionless flexible grid

CDF

charging data function

CDL

cross-domain link

CFOADM

CWDM Fixed Optical Add Drop Multiplexer

CFP

compact form factor pluggable

CGI

cell global identity

CHLI

consecutive high loss interval

CLE/ODNC

critical link event/OAM discovery not completed

CLR

Customer License Repository

CM

configuration management

COF

channel optical filter

CPB

commissioning and power balancing

CPG

client protection group

CPM

control plane module

CPU

central processing unit

CS

circuit switched

CSR

Certificate Signing Request

csros

classic SR OS

CTP

connection termination point

CUPS

control and user plane separation

CVLAN

customer VLAN

CWR8

8–Channel colorless wavelength router card, 44 channel

CWR8-88

8–Channel colorless wavelength router card, 88 channel

DAPI

Destination Access Point Identifier

DB

database

DGE

dynamic gain equalizer

DMM

delay measurement message

DNU

do not use

DOIC

diameter overload indication conveyance

DPA

diameter proxy agent

DPR

disconnect peer request

DSAP

destination service access point

DTE

data terminating entity

DUS

do not use for synchronization

E-LAN

Ethernet Local Area Network

E-Line

Ethernet Virtual Private Line

E-LSP

EXP inferred LSP

E-SNCP

Electrical-Subnetwork Connection Protection

EAC

Ethernet Access Card

EAS

Ethernet Access Switch

EC

Equipment controller

ECGI

E-UTRAN cell global identifier

ED

Edge device

EDFA

Erbium doped fiber amplifier

eHA

enterprise Home Agent

EM

element manager

EOP

end-of-packet

EPS

equipment protection switching

EPT

Engineering and Planning Tool

ERO

Explicit Router Object

ERPS

Ethernet ring protection switching

ES

Ethernet Segment

ESI

Ethernet segment identifier

ESNCP

Electrical sub-block network connection protection

ETH-LBM

Ethernet-loopback message

ETR

extended temperature range

eVOA

electrical variable optical attenuator

FBC

flow-based charging

FDN

fully distinguished name

FEP

front end processor

FF

Flex framer

FFD

fast fault detection

FM

fault management

FOADM

Fixed optical add/drop multiplexer/multiplexing

FQDN

fully qualified domain name

FRR

fast reroute

FUA

fixed uplink allocation

fVOA

fast variable optical attenuator

FXO

Foreign Exchange Office

FXS

Foreign Exchange Subscriber

GNI

Gigabit Ethernet Network Interface

GPE

Generic Protocol Extension

GPS

global positioning system

GQP

Generic QoS Profile

GRT

global route table

gsros

global SR OS

GSU

Granted-Service-Unit

H-VPLS

hierarchical virtual private LAN service

HDD

hard disk drive

HI component

horizontal integration component

HLI

high loss interval

HO

handover

HPCFAP

high power connection fuse and alarm panel

HSDPA

high-speed data-link packet access

HSPA

high-speed packet access

HSU

high capacity subscriber unit

HVPLS

hierarchical virtual private LAN service

I-component

An S-VLAN component with PIP

I-PMSI

inclusive provider multicast service interface

I-SID

I-component service instance identifier

I-TAG

service instance TAG

I-VPLS

I-component VPLS (or I-SID VPLS)

IB-RCC

in-band ring control connection

ICB

inter-chassis backup

ICCN

incoming call connected

ICE

in case of emergency

ICRQ

incoming call request

ID

identifier or identification

IEEE

Institute of Electrical and Electronics Engineers

ILA

in-line amplifier

ILM

incoming label map

IMPM

ingress multicast path management

IPCC

Internet Protocol Communication Channel

IPTV

Internet-based television transmission

ISID

Service Identifier

ISC

integrated services card

ISL

inter-switch link

ISO

International Standards Organization

ISSU

in-service software upgrade

IT

information technology

ITL

interleaver

ITU-T

International Telecommunication Union - Telecommunication Standardization Sector

JSON

JavaScript Object Notation

KCI

key capacity indicator

KVM

kernel-based virtual machine

L

line port

L-LSP

label only inferred LSP

LACPDU

link aggregation control protocol data unit

LBR

loopback reply

LB-VM

load balancer VM

LCN

Lifecycle change notification

LD

Line driver

LED

light-emitting diode

LH

Long haul

LLD

link layer discovery

LMP

Link Management Protocol

LMT

local maintenance terminal

LO–ODUk

Lower Order–Optical Data Unit–k (k=1 to 8)

LS

link state

LTR

link trace response

MBB

make before break

MC APS

multi chassis automatic protection switching

MC LAG

multi chassis link aggregation group

ME

metro Ethernet

MEF

Metro Ethernet Forum

MEI

mobile equipment identity

MI

management interface

MIM

management information model

MMRP

Multiple MAC Registration Protocol

MOC

managed object class

MP

multipoint

MPT-ACC

microwave packet transport-access

MPT-HC

microwave packet transport-high capacity

MPT-HQAM

microwave packet transport-hierarchical quadrature amplitude modulation

MPT-MC

microwave packet transport-medium capacity

MPT-XP

microwave packet transport-eXtreme power

MRP

Multiple Registration Protocol

MSBN

multi-service broadband network

MSB

most significant bit

MSE

mean squared error

MSM

mobility service module

MSP

multiplex section protection

msros

model-driven SR OS

MTSO

Mobile Telephone Switching Office

MVRP

Multi-VLAN Registration Protocol

MW

microwave

MWA

microwave-aware

NA

Neighbor Advertisement

NBI

north-bound interface

NBNS

NetBIOS name server

ND

node discovery

NETCONF

Network Configuration Protocol

NI

network ID

NIST

National Institute of Standards and Technology

NLRI

network layer reachability information

NOS

network operating system

NPDU

network protocol data unit

NRC

network resource controller

NSAPI

network service access point identifier

NSP

Network Services Platform

NSWO

non-seamless WLAN offload

O-GLSP

optical-generalized label switched path

OAMPDU

operations, administration, and maintenance protocol data unit

OAM-VM

operations, administration, and management VM

OCS

optical core switch

OFC

OpenFlow Controller

OFS

OpenFlow Switch

OMC

Optical Management Console

OMD

optical multiplexer/demultiplexer

OMSP

optical multiplex section protection

OOS

out of service

OPEX

operating expenditures

OPR

optical power receive

OPSA

optical protection switch - advanced card

OPT

optical power transmit

OPTSG

OPU1 Timing Slot Group

OPUk

Optical Channel Payload Unit-k (k=1,2, or 3)

OTDR

optical time domain reflectometer

OTU

optical transport unit

P

provider core

P2MP

point to multi-point

PAT

program association table

PBB

provider backbone bridge or provider backbone bridging

PBBN

provider backbone bridged network

PBN

provider bridge network

PBR

policy-based routing

PC

personal computer

PCE

IP path computational engine

PCEP

Path Computation Element Protocol

PCM

pulse code modulation

PDSN

public data switched network

PECF

policy enforcement and charging function

PEM

power entry module

PF

power filter

PG

postgres

PIM-SM

PIM sparse mode

PIM-SSM

PIM-source specific multicast

PLAR

Private Line Automatic Ringdown

PLSP-ID

Path LSP-ID

PMC

packet microwave card

PMSI

provider multicast service interface

PMT

program map table

PON

passive optical network

PS

packet switched

PSI

program specific information

PSS

Photonic Service Switch

PST

Primary state

PWRSV

Power-save mode

PXC

Photonic Cross Connect

QAM

quadrature amplitude modulation

QFI

QoS flow identifier

QL

quality level

QoE

quality of experience

R-APS

ring automatic protection switching

RAB

radio access bearer

RAC

routing area code

RAE

remote antenna extension

RAN

radio access network

RAU

routing area update

REST

Representational state transfer

RF

radio frequency

RFM

radio frequency module

RG

rating group

RMON

remote network monitoring

RNCV

ring node connectivity verification

RPS

radio protection switching

RRH

remote radio head

RRO

record route object

rwa

read-write access

S-PMSI

selective provider multicast service interface

SAII

Source Attachment Individual Identifier

SCI

service class indicator

SCM

secure certification mode

SCTE35

society of cable telecommunications engineers

SDC

service data container

SDN

software-defined networking

SFM

Switch Fabric Module

SMM

Site Monitoring Module

SN

sequence number

SNCI

subnetwork connection (protection) inherent monitoring

SNCN

subnetwork connection (protection) non-intrusive monitoring

SNCNC

subnetwork connection non-intrusive monitoring client protection

SRGB

Segment Routing Global Block

SR TE

segment routing with traffic engineering

srTCM

single rate three color marking

SSAP

source service access point

SSO

single sign on

SST

secondary state

SVLAN

service provider VLAN

SVN

software version number

sVOA

slow variable optical attentuator

TAII

Target Attachment Individual Identifier

TAU

tracking area update

TEDB

TE database

TEI

transport error indicator

TNC

tech non-conformant

TOA

transport stream off-air

TPM

Template Provisioning Manager

TPMR

two port MAC relay

TPS

transmission protection switching

TRDU

transceiver duplexer unit

trTCM

two rate three color marking

TRU

top rack unit

Tx

transmit

UBT

Ultra Broadband Transceiver

UECM

user equipment context management

UID

Unique ID

ULI

user location information

UMTS

Universal Mobile Telecommunication System

UNIVTRM

universal transmission

UPF

user plane function

URPF

Unified reverse path forwarding

URL

uniform resource locator

usros

unified SR OS

USU

used service unit

UUID

Universally Unique Identifier

UWAN

untrusted wireless access network

vCPAA

virtual control plane assurance adaptor

VINES

virtual networking system

VM

virtual machine

VNFC

Virtual Network Function Component

VNI

VXLAN Network Identifier

VPWS

Virtual Private Wire Service

VSI

virtual switch instance

VSR-I

Virtualized Service Router Integrated

VTEP

VLAN tunnel end point

VTL

velocity template language

VXLAN

Virtual Extensible LAN

WFF

weighting factor file

WTOCM

Wavelength Tracker Optical Channel Monitoring card

XC

cross connect

XFP

10 Gigabit Small Form Factor Pluggable

XNI

10 Gigabit Network Interface

YANG

Yet Another Next Generation