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Intrado

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3G

4G

5G

A-GPS (Assisted-Global Positioning System)

AA

AACN (Advanced Automatic Collision Notification)

Abandoned Call

ABL

ACD

ACN

Admin ESN

ADR

AGPS

ALEC

ALI

ALI Database

ALI Steering

ALISA

Alternate PSAP

Alternate Routing

Alyssa's Law

AMPS

AMR

Analog

ANI

ANI/ALI Inquiry

ANSI

ANSIRULE TABLE

AOA

API

AVM

AVR

Back-Haul

Band

Base Station

Bearer Channel

BGCF

BGP

Bid

BIN

BS

BSA

BSC

BSS

BST Quick Service

BTOP

BTS

Busy Tone

CAD

CBN

CBRS

CDMA

CDR

CDV

CE

Cell

Cell Sector or Cell Face

Cell Site

Cell Site/Sector Information

CELL_ESRD

CELLPDE

Cellular Carrier

Central Office

CGI

Channel

CIC

CID

CIDB

CL

CLEC

CLLI

CLM

CMAS

CMS

COF: Uncertainty

CoID

COP

COS

COTS

County Coordinator /MSAG Coordinator

COW

CPE

CPG

CPN

CPSC

CRDB

CRSS

CSCF

CTIA

CTID

CTRPT

CTS

DALI

DAO

DAS

DCLH

Dedicated Trunk

Default Routing

DHCP

DID

Disaster Routing

DIU

Diversity

DL-OTDOA

DLCI

DMS

DMS-100

DN

DNIS

DOE

DPC

DSR

E-CSF

E-SMLC

E-UTRAN

E9-1-1

E9-1-1 Service Provider

EC3

ECC

eCGI

ECI

ECMC

ECMC Log Record

ECN

ECR

ECRF

ECS

EGDMS

eHRPD

EISI

ELIA

ELIR

ELS

ELT

EMF

EMG

EMR

EMS

End User

eNodeB

Entity

EO

EOTD

EPC

EPC-LCS

ERL

Erlang

ERS

ESC

ESCO

ESG

ESInet

ESL

ESME

ESMI

ESN

ESN-MPCAP

ESNE

ESNFMCCAP

ESQK

ESRK

ESRN

ESRP

ESS

ESSID

ETL

Exigent Circumstances

FCAT

FCC

FCC NPRM

FGD or FG-D

FirstNet

Fixed Bridge List

Fixed Transfer

FLC

FLCA

FLIP

FMCC

FMCCAP

Forced Disconnect

Foreign Data

FQDN

Frame Relay Circuit

FSR

FSS

FTP

GCR

GIS

GLONASS

GMLC

GNSS

GPOSDIR

GPOSREQ

GPRS

GPS

GRDB

GRISIP

GRIXE

GSM

GSX / SGX

GTM

Hand-off

HE

HEPE

HLD

HLR

Host

HSPA

HSS

i3

IAM

IAMREQ

ICMP

ICO

IDEN

IEN

IETF

iGMLC

ILEC

IMEI

IMLS

IMS

IMSI

IN7

Incident Management

Inter-Tandem Transfer

InterLATA

Interoffice Trunk

IntraLATA

IP

IP (VoIP) Paging

IP Address

IP,IPv4, IPv6

IPOSREQ

IS

IS-41

ISDN

ISML

ISPOSREQ

ITG

IVI

IVR

LAC

LAM Database

LATA

LBR

LBS

LCS-AP

LDE

LDT

LEC

LERG

LERGQ

LERSA

LIS

LMCS

LMOS

LNG

Load Balancing

Location by-reference

Location by-value

Location Finding System

Loopback

LOS

LoST

LPP

LRF

LSR

LTE

LVF

MAC Address

Manual Transfer

MapSAG

MAR

MCAP

MCC

MCS

MDN

MEID

Meridian

MGCF

MGCP

MGW

Micro Cell

MIN

MIPE

MISROUTE

MLC

MLP

MME

MMEI

MMES

MMP

MNC

MNO

MO

MO SMS

MOBINFO

MOS

MPC

MPLS

MRF

MS

MSAG

MSC

MSCSR

MSO

MSRP

MT

MT 9-1-1 SMSC

MT SMS

MTBF

MTN

MTP

MTSO

MUX

MVNO

NANP

NANPA

NAP

NAS

NCAS

NEAD

NENA

Netrec

NGCS

NID

NNI

NOC

Non-Enhanced County

NORS

NPA

NPAC

NPD

NPR

NRF

NTP

Number Pooling

OAM

OCN

ODBC

OE

OMA

Omni Directional Antenna

OPC

ORREQ

ORRSP

OS

OSE

OSP

OTDOA

OTF

OTG

OTT

Out-Of-Brand Signaling

Overflow

Overlap ESN

P-ANI

P-CSCF

PAM

PBX

PCC

PCS

PD

PDE

PDM

Pilot #

Ping

PLDT

PLMN-ID

PN

PNE

POC

Point Code (PC)

Point-to-Point

POP

POSROUTREQ

POTS

PPM

PPSS

Presence

PRF

PRI

PRM

PS/ALI

PSAP

PSAP, Primary

PSAP, Secondary

PSAP-DN

PST

PSTN

PV

PVC

QOS

Radio Dispatch

RAT

Rate Center

RCF

RCL

RDF

Re-order Tone

Re-projection

Real-Time

REF

REST

RF

RFAI

RFS

RLC

RLCA

Roaming

ROC

ROE

Route List

Routing ESN

Routing Number

RR

RTD

RTDA

RTP

RTT

S-CSCF

SA

SALI

SBC

School Safety

SCTP

SDE

SDP

SDWO

Seize, Seizure

Selective Router Bridge/Transfer

Selective Routing

SELECTIVE TRANSFER

SEP

Service URN

SGSN

Shape File

SIA

SID

SIGTRAN

SIP

SLA

SLR

SMLC

SMPP

SMS

SMSC

SMTP

SNAPI

SNMP

SOC

SOI

SOOF

Source Systems

SP

Spatial Interface

SPR

SQL

SRD

SRDB

SRR

SS

SS7

SSN

Steering

STP

Strategy

Sub-interface

Subsystem

SUPL

SVT

SWNO

TAC

TACL

TAI

Tandem

TCAP

TCC (formerly known as ETG)

TCP

TCP/IP

TDD

TDM

TDMA

TDMS

TDOA

TDR

Telnet

TG/TGN/TGW

TIA

Time Division

Time Out

TN

TNP

TOR

TOS

TPjM

Traceroute

trdquery

TRID

TRIXE

TRS

Trunk

Trunk Group

Trunk Group Alternate Group

Trunk Seizure

Trunks Required

TSN

TSV

TTY

TXT29-1-1

UDP

UE

UICC

UMA

UMTS

UNC

Understanding Emergency Service Zones: Key Public Safety Terms Explained

Unified Notifications

URI

URL

URN

User Plane

USN

UTDOA

VIPER

VLID

VoIP

VSOP

VSP

VSPID

VUI

WARN

WARN Act

WBU

WCDMA

WCQT

WDLS

WDQT

WDR

WDS

WEAT

WID (WID Solution)

WIN

Wireless Database

Wireless Phase .5

Wireless Phase 0

Wireless Phase I & II

Wireless Telecommunications

WPE

WSC

WSP

WSS

WSVUI

WxP

X,Y

Zone Default