# List of CDMA terminology

This article contains terminology related to CDMA International Roaming. To quickly find a term, click on the first letter of the term below:
# | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
1x – See 1xRTT
1xEV-DO – cdma2000 Evolution, Data Optimized
1xRTT – cdma2000 Radio Transmission Technology
2G Authentication – See CAVE-based Authentication
3G Authentication – See AKA
3GPP2 – Third Generation Partnership Project 2

## A

A12 Authentication
AAA – Authentication, Authorization, and Accounting
AC – Authentication Center – See CAVE-based Authentication
Access Authentication
Acquisition_Table – See PRL
Active Pilot – base station(s) currently serving a call. A base station usually has 3 pilot numbers. Also See PN Offset.
AKA – Authentication and Key Agreement
A-key – Authentication Key – See CAVE-based Authentication
AMPS – Advanced Mobile Phone System
AN – Access Network
ANI – Automatic Number Identification
ANID – Access Network Identifiers
ANSI – American National Standards Institute
ANSI-41 – See IS-41
ARP – Authorized Receipt Point
ARPU – Average revenue per user
AT – Access Terminal
Authentication
Authorization
Automatic Call Delivery
Automatic Roaming
Autonomous Registration

## B

Band
Bandclass
BID – Billing Identification
Bilateral Roaming
BILLID – BillingID
Border System

## C

Call Disconnect
Caller ID
Call Release
Call termination
Carrier
CAVE – Cellular Authentication and Voice Encryption
CAVE-based Authentication
CDG – CDMA Development Group
CDMA – Code Division Multiple Access
CDR – Call Detail Record
Cell site
CIBER – Cellular Intercarrier Billing Exchange Roamer
Cibernet
CHAP – Challenge- Handshake Authentication Protocol aka (HDR – High Data Rate)
Clearing
Clearinghouse
CLI – Calling Line Identification – See Caller ID
CLIP – Calling Line Identification Presentation – See Caller ID
CLLI – Common Language Location Identifier
Clone
Closed PRL – See PRL
CoA – Care-of-Address – See Mobile IP
CND – Caller Number Display – See Caller ID
CNID – Calling Number Identification – See Caller ID
CRX – CDMA Packet Data Roaming Exchange
CSCF – Call Session Control Function – See IMS
CTIA – Cellular Telecom. & Internet Association

## D

D-AMPS – Digital Analog Mobile Phone Service
DES – Data Encryption Standard
Diameter
DO – See 1xEV-DO
DRRR – Direct Routing for Roamer to Roamer
Dual-mode handset (i.e. dual-mode mobile phones)

## E

eHRPD – Enhanced HRPD
EDI – Electronic Data Interchange
EDT – Electronic Data Transfer
Encryption
Enhanced PRL
ERI – Enhanced Roaming Indicator – See Roaming Indicator
ESA – Enhanced Subscriber Authentication – See AKA
ESN – Electronic Serial Number
ESPM – Extended System Parameters Message
EV-DO – See 1xEV-DO

## F

FA – Foreign Agent – See Mobile IP
FCC – U.S. Federal Communications Commission
Financial Settlement
FOTA – Firmware Over-the-Air – See OTA
Frequency Block

## G

Global Challenge – See CAVE-based Authentication
Global Title
GTT – Global Title Translation

## H

HA – Home Agent – See Mobile IP
Handoff (data)
Handoff (voice)
HLR – Home Location Register
Home Address – See Mobile IP
Home System
HNI – Home Network Identifier – See IMSI
Home SID/NID List
HRPD – High Rate Packet Data – See 1xEV-DO
HRPD Session
HSS – Home Subscriber Server – See IMS
Hybrid Device

## I

ICCID – Integrated Circuit Card IDentifier (sim card Number)
IETF – Internet Engineering Task Force
IFAST – International Forum on ANSI-41 Standards Technology
IIF – Interworking and Interoperability Function
IMEI – International mobile equipment Identity
IMS – IP Multimedia Subsystem
IMSI – International Mobile Subscriber Identity
IMSI 11 12 – Same as MNC (Mobile Network Code)
IMSI S – Short IMSI, Mobile Identification Number
Inbound Roamer
Industry Organizations
INF – Industry Negative File
Interconnection
Inter standard roaming
IRM – International roaming MIN
IS-2000 – Superseded by TIA-2000
IS-41 – Superseded by TIA-41
IS-835
IS-856 – Superseded by TIA-856
IS-95
ISG – International Signaling Gateway
ISUP – Integrated Services User Part
ITU – International Telecommunication Union

## J

J-STD-038

## K

Key

## L

L2TP – Layer 2 Tunneling Protocol
LAC – L2TP Access Concentrator – See L2TP
Line Range
LNS – L2TP Network Server – See L2TP

## M

MABEL – Major Account Billing Exchange Logistical
Main Service Instance – See Service Instance
MAP – Mobile Application Part – See TIA-41
MBI – MIN Block Identifier
MC – Message Center – See SMS
MCC – Mobile Country Code
MDN – Mobile Directory Number
ME – Mobile Equipment
MEID – Mobile Equipment Identifier
MIN – Mobile Identification Number
MIP – Mobile IP – See Mobile IP
MMD – Multimedia Domain
MMS – Multimedia Messaging Service
MN – Mobile Node
MNC – Mobile Network Code
MN ID – Mobile Node Identifier – See A12 Authentication
Mobile IP
MS – Mobile Station
MSC – Mobile Switching Center
MSCID – Mobile Switching Center Identification
MSCIN – MSC Identification Number
MSID – Mobile Station Identity
MSIN – Mobile Subscription Identification Number, same as MIN
MSISDN – Mobile Station Integrated Services Digital Network Number
MSL – Master Subsidy Lock
MTSO – Mobile Telephone Switching Office – See MSC
Multi-Band Handset
Multi-Mode Handset

## N

NAI – Network Access Identifier
NAM – Number Assignment Module
NANP – North American Numbering Plan
Negative System – See PRL
Net Settlement
NID – Network Identification Number
NMSI – National Mobile Station Identity
NMSID – National Mobile Station IDentity, Same as NMSI
NPA-NXX – See NANP

## O

OMA – Open Mobile Alliance
Open PRL – See PRL
OTAPA – Over The Air Parameter Administration
OTASP – Over The Air Service Provisioning
OTA – Over-The-Air Programming
Outbound Roamer

## P

PAP – Password Authentication Protocol
Packet Data Service
Packet Data Service Option
Packet Data Session
PCS – Personal Communications Services
PDSN – packet data serving node
Permissive Mode – See PRL
PIN – Personal Identification Number – See RVR
Plus Code Dialing
PN Offset – Identifies a base station. As base station usually has 3 pilot numbers. Also See Active Pilot.
Point of Attachment – See Mobile IP
PPP – Point-to-Point Protocol
PPP Service Instance – See Service Instance
PPP Session – Point-to-Point Protocol Session
Preferred System – See PRL
PRL – Preferred Roaming List
Profiling
PUZL – Preferred User Zone List
PZID – Packet Zone Identification

## R

RADIUS – Remote Authentication Dial In User Service
RADIUS Server – See AAA
RAN – Radio Access Network – See AN
Restrictive Mode – See PRL
RFC – Request For Comments
RN – Radio Network – See AN
RoamEx
Roaming
Roaming Agreement
Roaming Indicator
RSP – Roaming Service Provider
RUIM – Removable User Identity Module
RVR – Roamer Verification and Reinstatement

## S

Sector ID
Service Instance
Service Option
Serving System
SID – System ID
SID/NID Lockout List
SIP – Session Initiation Protocol
SMS – Short Message Service
SMSC – Short Message Service Centre – See SMS
Soft Handoff
SO33 – Service Option 33 – See Service Option
SO59 – Service Option 59 – See Service Option
SPC – Service Programming Code, same as MSL (Master Subsidy Lock)
SPASM – Subscriber Parameter Administration Security Mechanism
SPC – Service Programming Code
Subnet ID
Supplementary Services
SSPR – System Selection for Preferred Roaming
System table – See PRL

## T

TDS – Technical Data Sheet
Telcordia
TIA – Telecommunications Industry Association
TIA-2000
TIA-41 – Cellular Radio-Telecommunications Intersystem Operations
TIA-856
TIA-878
TLDN – Temporary Local Directory Number
TMSI – Temporary Mobile Station Identity
Triple DES – Triple Data Encryption Standard
Trading Partner Agreements

## U

UDR – Usage Data Records
UIM – User Identity Module – See RUIM
UIMID – UIM Identifier – See RUIM
Unique Challenge – See CAVE-based Authentication

## V

Verification – See RVR
Visited System
VLR – Visitor Location Register

## W

WIN – Wireless Intelligent Network
WCDMA – Wideband Code Division Multiple Access

## X

X0 Records – See CIBER
X2 Records – See CIBER