HLR

GMSC

MSC

GGSN

GMSCServer

MSCServer

SGSN

RNC

BSC

Node-B

Node-B

Node-BNode-B Node-B

BTS

BTS

MGW

CGN

BG

EIR

AuC

RNC

Exte

rnal

Exte

rnal

LCS

Clie

nt

MM

S U

MM

S Us

er A

gent

SMLC

CBC

WAP

Ser

ver

WAP

Ser

ver

RNC

BSC

SGSN

MSC

MSCServer

GMSCServer

GMSC

HLR

GGSN

GMLC

SCP

MMS-SC

SMS-SC

CBC

MAP

TCAP

SCCP

MTP

GSM Protocol Stack – C, D E, F, H, Gc, Gf, Gr, Lh, Lg

Mobile Core Network

LLP

GSM Protocol Stack – Ls, Lb, Lp

BSSAP-LE (BSSMAP-LE/DTAP-LE)

SCCP

RRLP

SMLCPP

MTP

BSSLAP

GSM Protocol Stack – Ge

CAP

TCAP

SCCP

MTP

GPRS Protocol Stack – Gn, Gp

Application

GTP-U

UDP/TCP

IP

MM/SM/CC

Radio Network Control Plane

RANAP

SCCP

MTP3-B

SSCF-NNI

SSCOP

AAL5

ATM

STC

ALCAP

TAF

RLP

Iu UP

AAL2

AMR Codec

UMTS Protocol Stack – Iu-CS

MTP3-B

SSCF-NNI

SSCOP

AAL5

Transport Netw. Control Plane

CS Data User Plane

CS Voice User Plane

AAL2-SAR SSCS

Application

MM/SM/CC

Radio NetworkControl Plane

ATM

Application

UMTS Protocol Stack – Iu-PS

PS Data User Plane

AAL5

RANAP

GTP-UM3UA

SCCP

MTP3-B

SSCF-NNI SCTP UDP

SSCOP IP IP

AAL5AAL5

BSSLAP DTAP

GSM Protocol Stack – A

BSSMAP

SCCP

LLP SUPS

MTP

SMSDTAP-LE

RRLP

SNDCP

Transmission Plane

Network Service

Frame Relay / IPv4 / IPv6

Protocol Stack – Gb

LLC

Control Plane

BSSGP

Application

SMS GMM/SM

DTAP

GSM/GPRS Protocol Stack – Abis

GMM/SM SMS SNDCP

RSL

SMS

O&M

Application

RRLP SUPS

RRCPspeech

(TFR, EFR, HFR, AMR)

CS data

LLC

RLC

MAC

PCU TRAU frames LAPD

GPRS control and user plane GSM signaling planeGSM CS user plane

Control Plane

ATM

UMTS R4 Protocol Stack – Nb

User Plane

Application

TAF

RLP

AMR, GSM,PCM Codec

SSCF-NNI

AAL5

ALCAP

STC

MTP3-B

SSCOP

Nb UP

AAL2

AAL2-SAR SSCS

User Plane

Nb with ATM transport

Nb UP

RTPv2/RTCP

UDP

IPv4 or IPv6

Nb with IP transport

AMR, GSM,PCM Codec

Application

TAF

RLP

SSCOP/SSCOPMCE

ATM

MTP

UMTS R4 Protocol Stack – Nc

MTP3-B

AAL5

M3UA

SCTP

IP

BICC

TDM

Transport Network Control Plane

SSCF-NNI

RNSAP

Radio Network Control Plane

AAL5

ATM

MTP3-B

ALCAP

STC

AAL2

PDCP

UMTS Protocol Stack – Iur

Transport Network Control Plane

SCCP

M3UA

SSCF-NNI SCTP

SSCOP IP

MTP3-B M3UA

SSCF-NNI SCTP

SSCOP IP

RLC

MAC

FP

PS Data User Plane

Application

CS Data User Plane

TAF

CS Voice User Plane

AMR Codec

RLP

Application

AAL5 AAL5 AAL5

MM/SM/CC

RRC

AAL2

RLC

MAC

FP

UMTS Protocol Stack – Mc

ATM

M3UA(optional)

MEGACO H.248 + 29.232

MTP3-B

AAL5 - I.363.5

SSCF-NNI

IPv4 or IPv6

IPSSCOP

SCTP SCTP

M3UA(optional)

GERAN(GSM/EDGE Radio Access Network)

Services

UTRAN(Universal Terrestrial Radio Access Network)

Building Next-Generation Mobile NetworksIntegrating GSM, GPRS and UMTS Services onto the Core

RRC

Radio Network Control Plane

ATM

ALCAP

STC

PDCP

UMTS Protocol Stack – Iub

Transport Netw. Control Plane

PS Data User Plane

AAL5

RLC

MAC

FP

NBAP

SSCF-UNI

SSCOP

SSCF-UNI

SSCOP

MAC

FP

AAL2AAL2 AAL5

Application

Broadcast Data User Plane

BMC

CS Data User Plane

TAF

CS Voice User Plane

AMR Codec

RLP

ApplicationMM/SM/CC

RLC

www.tektronix.com/signaling

Copyright © 2003, Tektronix, Inc. All rights reserved. Printed in U.S.A. Tektronix is a registered trademark of Tektronix, Inc.Data subject to change. For full details and latest information, please refer to the relevant standards documents.

2G: GSM

2.5G: GPRS

3G: UMTS Rel. 99

3G: UMTS Rel. 4

Services Layer

Legend

User Plane Broadcast Data

ATM

SABP

TCP

AAL5

UMTS Protocol Stack – Iu-BC

IP

Glossary

A

B

C

D

EF

G

H

I

L

M

N

P

R

S

T

U

V

W

3GPP AAL2AAL2-SAR SSCS

AAL5Abis ALCAP

AMR AuC BG BICCBMCBSC BSS BSSAP-LE

BSSGP

BSSLAP

BSSMAPBSSMAP-LE

BTCPBTS CAMEL CAPCBC CCUCDMA CGN DHCP DNS DTAPDTAP-LE

EIR FPFRGERAN GGSN GMM / SM

GMSC GPRS GSM GTP'

GTP GTP-UGUMSC HLR HTTP IETF IPBCPIPv4IPv6Iu UPIub IuBC Iu-CSIu-PSLAPDLCS LLCLLPLMU M3UAMACMAPMEGACOMExE MGW MM MMS-R MMS-SC MS MSC MTPMTP3-BNb UPNBAP NSNode-B PCU PDCPPDN PLMN PSPDN PSTN RANAPRFC RFC 1490RLCRLPRNC RNSAPRRCRRCPRRLPRSLRTPSABPSCCPSCP SCTPSGSN SM SMLC SMLCPPSMPP SMS

SMS-SC SNDCP

SSCF-NNI

SSCF-UNI

SSCOPSSCOPMCE

SSCP SSSARSTCSUPSTAFTCAPTCPTRAUUDPUMSC UMTS UTRAN VLR VPLMN WAP

3rd Generation Partnership ProjectATM Adaption Layer type 2 ITU-T I.363.2Segmentation and Reassembly Service Specific Convergence Sublayer for the AAL type 2 ITU-T I.366.1ATM Adaption Layer type 5 ITU-T I.363.5Abis interface between GSM/GPRS BTS and BSC Access Link Control Application Part ITU-T Q.2630.1 (CS1) / Q.2630.2 (CS2)Adaptive Multi-Rate Codec 3GPP TS 26.101 / TS 26.102Authentication CenterBorder GatewayBearer Independent Call Control ITU-T Q.1901 / Q.1902.xBroadcast/Multicast Control 3GPP TS 25.324Base Station ControllerBase Station SubsystemBase Station System Application Part - Location Services Extension ETSI GSM 09.31Base Station System GPRS Protocol ETSI GSM 08.18 / 3GPP TS 48.018Base Station Subsystem Location service Assistance Protocol ETSI GSM 08.71Base Station System Management Application Part ETSI GSM 08.08Base Station System Management Application Part - Location Services Extension ETSI GSM 09.31BICC Tunneling Control Protocol ITU-T Q.1990Base Transceiver StationCustomized Application for Mobile Enhanced LogicCAMEL Application Part 3GPP TS 22.078 / 23.078 / 29.078Cell Broadcast CenterChannel Codec UnitCode Division Multiple AccessCharging Gateway NodeDynamic Host Control Protocol IETF RFC 1531Domain Name ServiceDirect Transfer Application Part ETSI GSM 04.08 / 04.18 / 3GPP TS 24.008Direct Transfer Application Part - Location Services Extension ETSI GSM 09.31Equipment Identity Register Frame Protocol 3GPP TS 25.427, TS 25.435Frame Relay ITU-T Q.922 GSM / EDGE Radio Access NetworkGateway GPRS Support NodeGPRS Mobility Management / Session Management ETSI GSM 04.08 / 3GPP TS 44.008Gateway Mobile Switching CenterGeneral Packet Radio SystemsGlobal System for Mobile communicationGPRS / 3G charging data collection protocol ETSI GSM 12.15 / 3GPP TS 32.015GPRS Tunnel ProtocolGTP User Plane ETSI GSM 09.60 / 3GPP TS 29.060Gateway UMTS Mobile Switching CenterHome Location RegisterHyper-Text Transfer Protocol IETF RFC 1945Internet Engineering Task ForceIP Bearer Control Protocol ITU-T Q.1970Internet Protocol Version 4 IETF RFC 791Internet Protocol Version 6 IETF RFC 2460Iu User Plane Protocol IETF TS 25.415UTRAN interface between Node B and RNCIu BroadcastUTRAN interface between RNC and the circuit switched domain of the CNUTRAN interface between RNC and the packet switched domain of the CNLink Access Procedure for the D-channel ETSI GSM 08.56Location ServiceLogical Link Control ETSI GSM 04.64 / 3GPP TS 44.064Logical Link Protocol ETSI GSM 04.71Location Measurement UnitMTP3 User Adaption Layer IETF RFC 3332Medium Access Control 3GPP TS 25.321Mobile Application Part ETSI GSM 09.02 / 3GPP TS 29.002Media Gateway Control Protocol ITU-T H.248 + 3GPP TS 29.232Mobile Station Application Execution EnvironmentMedia GatewayMobility Management 3GPP TS 24.008Multi Media Message System - RelayMulti Media Message System - Service CenterMobile StationMobile Switching CenterMessage Transfer Part Level 2 and 3 ITU-T Q.701-704Message Transfer Part Level 3 (broadband) for ATM ITU-T Q.2110Nb User Plane Protocol 3GPP TS 29.415Node B Application Part 3GPP TS 25.433Network Service ETSI GSM 08.16 / 3GPP TS48.016UMTS Base StationPacket Control UnitPacket Data Convergence Protocol 3GPP TS 25.323Public Data NetworksPublic Land Mobile NetworkPacket Switched Public Data NetworkPublic Switched Telephone NetworkRadio Access Network Application Part 3GPP TS 25.413IETF Request For CommentMultiprotocol Interconnect over Frame Relay IETF RFC 1490Radio Link Control 3GPP TS 25.322Radio Link Protocol 3GPP TS 24.022Radio Network ControllerRadio Network Subsystem Application Part 3GPP TS 25.423Radio Resource Control 3GPP TS 25.331Radio Resource Control Protocol ETSI GSM 04.18Radio Resource LCS Protocol 3GPP TS 04.31Radio Signaling Layer ETSI GSM 08.58Real Time Protocol IETF RFC 1889Service Area Broadcast Protocol 3GPP TS 25.419Signaling Connection Control Part ITU-T Q.711-Q.714Service Control PointStream Control Transmission Protocol IETF RFC 2960Serving GPRS Support NodeSession Management protocolsServing Mobile Location CenterServing Mobile Location Center Peer to Peer Protocol ETSI GSM 08.31Short Message Peer to Peer ProtocolShort Message Service Protocol ETSI GSM 03.40, 03.41 / 3GPP TS 24.011, TS 23.041Short Message Service - Service CenterSub Network Dependent Convergence Protocol ETSI GSM 04.65 / 3GPP TS 44.065Service Specific Co-ordination Function-Network Node Interface ITU-T Q.2140Service Specific Co-ordination Function-User Network Interface ITU-T Q.2130Service Specific Connection Oriented Protocol ITU-T Q.2110Service Specific Connection Oriented Protocol in a Multi-link and Connectionless Environment ITU-T Q.2111System Services Control PointService Specific Segmentation and Reassembly sublayer ITU-T I.366.1 Signaling Transport Converter ITU-T Q.2150.1Supplementary Services 3GPP TS 24.080Terminal Adaptation Function 3GPP TS 27.001, TS 27.002Transaction Capabilities Application Part ITU-T Q.771-Q.775Transmission Control Protocol IETF RFC 793Transcoder Rate Adaptor Unit ETSI GSM 08.60User Datagram Protocol IETF RFC 768UMTS Mobile Switching CenterUniversal Mobile Telecommunications SystemUniversal Terrestrial Radio Access NetworkVisitor Location RegisterVisited PLMNWireless Application Protocol

GPRS Protocol Stack – Ga

Application

GTP´

UDP/TCP

IPMGW

GPRS Protocol Stack – Gi

Application

RFC 1490

Frame Relay

IP