移动软交换和移动分组域承载网技术分析

SGSN
SIPGi Gc
H.248
PSTN / Legacy external nw
MGW
TE R
MT Uu
UTRAN Iu-cs1 Iu-cs2 MGW
MGW Nb Mc Nc GMSC server T-SGW
Mc MSC server
Signalling Signalling and/or bearer
Presentation_ID
© 2006 Cisco Systems, Inc. All rights reserved.
Cisco Confidential
2
议题
移动通信网络的演进及网络整体架构介绍


3G UMTS系统及业务对IP承载网络的要求
3G IP承载网需要考虑的关键技术 移动通讯网络向全IP融合的路线图
11
UMTS Release 5
Multimedia IP / Internet CSCF Mm Other PLMN GGSN BG GRX BG Apps & Services * SCP HSS * CSCF MRF Gi GGSN
Gn
Mw
Gi
Mg
MGCF Mc
T-SGW
Cx
Gp
Iu-ps
Gr
第三代移动通信系统是一种能提供多种类型、高质量多媒体 业务，能实现全球无缝覆盖，具有全球漫游能力，与固定网 络相兼容，并以小型便携式终端在任何时候、任何地点进行 任何种类通信的通信系统
Presentation_ID
© 2006 Cisco Systems, Inc. All rights reserved.
Note: Not all interfaces are shown and named
Based on IP
9
UTRAN based on ATM Cisco Confidential
3GPP R4 网络参考模型
User Equipment Radio Access Network Core Network
RANAP Iu-cs1 Iu-cs2 H.248 MGW
R
MGW Nb Mc Nc GMSC server
Mc
MSC server
T-SGW
SIP-T / Q.BICC
Iu-cs1 = Bearer (RTP, AAL2) Iu-cs2 = Signalling (RANAP) Signalling Signalling and/or bearer
移动软交换和移动分组域 承载网技术分析
Presentation_ID
© 2006 Cisco Systems, Inc. All rights reserved.
Cisco Confidential
1
议题
移动通信网络的演进及网络整体架构介绍


3G UMTS系统及业务对IP承载网络的要求
3G IP承载网需要考虑的关键技术 移动通讯网络向全IP融合的路线图
Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential
IMS
5
Mobile Wireless Evolution
2G
2.5 or 2G Enhancements
GPRS Up to 171 Kbps EDGE Up to 384 Kps
Cisco Confidential
7
第三代移动通信标准化格局
Presentation_ID
© 2006 Cisco Systems, Inc. All rights reserved.
Cisco Confidential
8
3GPP R99网络参考模型
User Equipment Radio Access Network
Voice
Second Generation – 2G and 2.5G
Digital wireless 2G
GSM - Global System for Mobile Communications 欧 900 1800 1900 CDMA (ANSI-95) - Code Division Multiple Access 美 亚太 800 1900 TDMA (ANSI-136) - Time Division Multiple Access 北美
10
UMTS Release 4
Other PLMN GGSN BG GRX BG Gp Iu-ps TE MT Apps & Services * SCP HLR * Gc Gr Gi SGSN
Gn
GGSN
PDN / Internet PSTN / Legacy external nw
UTRAN Uu
Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential
SCP Apps & Services *
HLR *
* those elements are the same but are duplicated for readability of the figure
RNS
Node B
SGSN
MS
Gn
RNC Gn
GGSN
Gi
Gp
Iub
UTRAN
SGSN Iur
SCF
Presentation_ID
© 2006 Cisco Systems, Inc. All rights reserved.
UTRAN based on ATM Cisco Confidential
Based on IP
BSC
Packet Voice
VPN Data Voice 2G 2G/2.5G 3G
Mobility Manager
Full IP’s Architecture
Peer-to-peer architecture
Value Chain
4
Presentation_ID
© 2006 Cisco Systems, Inc. All rights reserved.
Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved. Cisco Confidential
HSS *
* those elements are the same but are duplicated for readability of the figure
1xEV
1xTreme DV Up to 5 Mbps cdma2000
HDR DO
Up to 2.4 Mbps
3xRTT
Up to 5 Mbps
TDMA
T1A/IS-136
IS-136+ Up to 64 Kbps
IS-136 HS Outdoor Up to 384 Kps
IS-136 HS Indoor
Voice +Data
Digital Wireless 2.5G
GSM with GPRS – General Packet Radio Service CDMA1x RTT
Third Generation – 3G
Digital wireless
UMTS - Universal Mobile Telecommunications System (3GPP) WCDMA - Wideband Code Division Multiple Access, radio for UMTS CDMA2000 - Code Division Multiple Access (3GPP2)
SIM-ME i/f
F
EIR
Uu
USIM
HLR
Gr
Iub
Cu
or
RNC Iur
Gb
Gf
ME
SIM
SIM-ME i/f
RNS
Node B
IuPS SGSN
MS
Gn
GGSN Gp
AUC
Gs
H
SMS
Gd Gc Gi
Iub
Leabharlann BaiduRNC
Gn
SGSN
UTRAN
Iur
Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved.
SIM-ME i/f
BSS
F
D
TS G W
Uu
USIM
Gs
RNC Iur IuPS Gb
Cu
or
Node B
Iub
Gf
EIR
RNS
HSS H (HLR) Gr
Gd Gc
ISDN PSTN PSPDN CSPDN PDN: - Intranet - Extranet - Internet
ME
SIM
SIM-ME i/f
64 Kbps
Presentation_ID © 2006 Cisco Systems, Inc. All rights reserved.
144 Kbps
Cisco Confidential
384 Kbps
1 Mbps
2 Mbps
6
3G发展概述
IMT-2000是第三代移动通信系统（3G）的统称
第三代移动通信系统最早由国际电信联盟（ITU）1985年提 出，考虑到该系统将于2000年左右进入商用市场，工作的频 段在2000MHz，且最高业务速率为2000Kbps，故于1996年 正式更名为IMT-2000（International Mobile Telecommunication-2000）
MSC/ VLR
Core Network
SCF
Co-operating Networks
Based on 2G TDM Core
Um
SIM
G E BTS BSS IuCS RNS
Node B
ME
MS
Abis
BSC
A MSC/ VLR
D
GMSC
C
ISDN PSTN PSPDN CSPDN PDN: - Intranet - Extranet - Internet - X.25
Traffic
MSC Circuit Switch1
IN Services ITP Voice (Legacy Features)
Multimedia
Unified Communications
Data + Packet Voice RNC/ BSC
IP Core
IP RAN
GGSN/ PDSN
Core RAN
Cisco Confidential
Wireless Generations
First Generation
Analog wireless 1G
AMPS - Advanced Mobile Phone Service 北美 TACS - Total Access Communications System 英国 中国 NMT - Nordic Mobile Telephone 北欧
Presentation_ID
© 2006 Cisco Systems, Inc. All rights reserved.
Cisco Confidential
3
移动通信网络的演进及系统结构
TDM
Circuit Packet
Circuit Network
Packet
Circuit/ Signaling Gateway Feature Server(s) Call Agent Internet Core Network Feature Servers
3G
WCDMA/UMTS
Up to 2 Mbps (Local) Up to 384 Kbps (Wide)
GSM Ckt Swt Data (2.4-9.6 Kbps)
cdmaOne T1A/IS-95
Ckt Swt Data (14.4 Kbps)
cdma2000 cdma2000 1xRTT DV Up to 144 Kps cdma2000
12
WCDMA协议版本的演进
继承2G（GSM和 GPRS）所有的业务和 功能 核心网分CS电路域和 PS分组域 接入网引入WCDMA UTRAN 核心网和接入网之间 的Iu接口基于ATM 继承WCDMA R99所有的业 务和功能 电路域结构的变化：控制和 承载相分离，MSC可以用 合一或SERVER、MGW分 离结构实现 电路域引入分组话音，支持 多种传输技术：TDM， ATM，IP 继承WCDMA R4所有的业务 和功能 核心网增加IM（IP多媒体域 ） RAN向IP方向发展 增强的IP QoS能力，支持端 到端的IP多媒体业务
MSC/VLR MGW Server Mc Nb G E Nc BTS Abis MGW SCF
Co-operating Networks
Based on IP Core
Um
SIM
Nb
Mc MSC/VLR Server Nc C
ME
MS
MGW M GMSC C c Server
AUC SMS
BSC
A IuCS