owf000101 hlr9820 system overview issue2.2
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OWF000101 HLR9820 SYSTEM OVERVIEW
ISSUE 2.2
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Introduction
HLR (Home Location Register)
HLR9820 of HUAWEI consists of some elements
This course gives a general introduction to HLR9820
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Upon completion of this course, you will be
able to:
Master the structure of HUAWEI
HLR9820
Know the functions of each part
Know the elements of HLR9820 and the
relationship of them
Know the basic performance parameter
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Documentation
HUAWEI HLR9820V600R001 Technical Manual
HUAWEI TECHNOLOGIES CO., LTD. Page 5All rights reserved
Chapter 1 System StructureChapter 1 System Structure
Chapter 2 Components and FunctionsChapter 2 Components and Functions
Chapter 3 System PerformanceChapter 3 System Performance
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Position of HLR in WCDMA system
MSC/
VLR
MSC/
VLRSGSN
GGSNGMSCGMLC
HLR/
AuC
BSC
BTS BTS
RNC RNCUTRANBSS
MS UE
CG
CN
SCP
E Gs Ga
GnJ
GrC,D
C
CAP
Gp
Gi
LhGc
A Gb IuPsIuCs
Ir
Abis Iubis
TUP/ISUP
Um Uu
LeTUP/ISUP
TUP/ISUP
NodeB
MSC/
VLR
MSC/
VLRSGSN
GGSNGMSCGMLC
HLR/
AuC
BSC
BTS BTS
RNC RNCUTRANBSS
MS UE
CG
CN
SCP
E Gs Ga
GnJ
GrC,D
C
CAP
Gp
Gi
LhGc
A Gb IuPsIuCs
Ir
Abis Iubis
TUP/ISUP
Um Uu
LeTUP/ISUP
TUP/ISUP
NodeB
HUAWEI TECHNOLOGIES CO., LTD. Page 7All rights reserved
Interfaces of HLR
NAME Relative Part Usage Type
C MSC/GMSC/SMC
Provide Routing information during the call
E1/IP/ATM
D VLR MM of CS and AUC process E1/IP/ATM
Gr SGSN MM of PS E1/IP/ATM
Gc GGSN CM of PS E1/IP/ATM
J SCP Process of MAP messages E1/IP/ATM
Lh MLC Process of MAP messages E1/IP/ATM
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MAP Protocol Stack
TCAP
SCCP
SCTP
IP
MAC
HLR
M3UA
MAP
TCAP
SCCP
SCTP
IP
MAC
M3UA
MAP
C/D/luGs/Gr
(b) IP
HLR
C/D/luGs/Gr
(a) TDM
TCAP
SCCP
MTP-1
MAP
TCAP
SCCP
MTP-1
MAP
MTP-2 MTP-2
MTP-3 MTP-3
TCAP
SCCP
SAAL
PVC
UNI/IMA
HLR
MTP3B
MAP
TCAP
SCCP
MAP
C/D/luGs/Gr
(C) ATM
SAAL
PVC
UNI/IMA
MTP3B
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Function of HLR/AuC
Home location register （ HLR ） Maintenance of Database for Mobile Subscriber
The information in DB consists of some services parameter,
location information of subscribers
Authentication Center （ AuC ） Generates and stores authentication information for Mobile Subs
criber
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Networking of HLR9820
TDM Networking
2G Local VMSC
3G Local SGSN
3G Local MSC Server
2G GMSC/VMSC
GGSN
3G MSC Server
SCP
HLR
STP
TDM
TDM
TDM
TDM
TDM
TDM
TDM
No.7
TDM
TDM
HUAWEI TECHNOLOGIES CO., LTD. Page 11All rights reserved
IP Networking
Networking of HLR9820Networking of HLR9820
2G Local VMSC
3G Local SGSN
3G Local MSC Server
2G GMSC/VMSC
GGSN
3G MSC Server
SCP
HLR
STP
TDM
TDM
TDM
TDM
TDM
TDM
TDM
No.7
TDM
TDM
SG
SG
Router
IP
GGSN
3G MSC Server
SCP
IP IP IP
IP
IP
IP
HUAWEI TECHNOLOGIES CO., LTD. Page 12All rights reserved
Hybrid Networking
2G Local VMSC
3G Local SGSN
3G Local MSC Server
2G GMSC/VMSC
GGSN
3G MSC Server
SCP
HLR
STP
TDM
TDM
TDM
TDM
TDM
TDM
TDM
No.7
TDM
Router
IP
GGSN
3G MSC Server
SCP
IP IP
IP
IP
IPTDM
Networking of HLR9820Networking of HLR9820
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Networking of HLR9820Networking of HLR9820
ATM Networking
2G Local VMSC
3G Local SGSN
3G Local MSC Server
2G GMSC/VMSC
GGSN
3G MSC Server
SCP
HLR
STP
TDM
TDM
TDM
TDM
TDM
TDM
TDM
No.7
TDM
ATM
GGSN
3G MSC Server
SCP
ATM
ATM
TDM
ATM
ATM
HUAWEI TECHNOLOGIES CO., LTD. Page 14All rights reserved
Questions
What’s name of interface between HLR and MSC 、 VLR 、SCP 、 SGSN 、 GGSN ？
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Answer
C 、 D 、 J 、 Gr 、 Gc
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Chapter 1 System StructureChapter 1 System Structure
Chapter 2 Components and FunctionsChapter 2 Components and Functions
Chapter 3 System PerformanceChapter 3 System Performance
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Chapter 2 Component and FunctionChapter 2 Component and Function
2.1 Structure2.1 Structure
2.2 SAU2.2 SAU
2.3 HDU2.3 HDU
2.4 SMU2.4 SMU
2.5 BAM2.5 BAM
2.6 Introduction of O&M2.6 Introduction of O&M
2.7 Configuration Principle2.7 Configuration Principle
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Structure of HLR9820
HLR9820
HDU
NMS
BusinessHall
Other SwitchesSAU
BAM SMU
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HLR9820 consists of SAU,HDU,SMU and BAM:
SAU (Signaling Access Unit)
HDU (HLR Database Unit)
SMU (Subscriber Management Unit)
BAM (Back Administration Module)
HLR9820 hardware only consist of SAU,HDU,BAM. Function of SMU
are implement in BAM.
Structure of HLR9820Structure of HLR9820
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Chapter 2 Component and FunctionChapter 2 Component and Function
2.1 Structure2.1 Structure
2.2 SAU2.2 SAU
2.3 HDU2.3 HDU
2.4 SMU2.4 SMU
2.5 BAM2.5 BAM
2.6 Introduction of O&M2.6 Introduction of O&M
2.7 Configuration Principle2.7 Configuration Principle
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Introduction to SAUSAU (Signaling Access Unit) response for access of IP and No.7 signaling
network
HLR9820
HDU
NMS
BusinessHall
Other SwitchesSAU
BAM SMU
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Components of SAU
SAU ： Switch for access and transfer of signaling
Provides physical interfaces for IP/No.7 signaling
Processes signaling under MAP layer
Transfers MAP signaling to HDU
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Chapter 2 Component and FunctionChapter 2 Component and Function
2.1 Structure2.1 Structure
2.2 SAU2.2 SAU
2.3 HDU2.3 HDU
2.4 SMU2.4 SMU
2.5 BAM2.5 BAM
2.6 Introduction of O&M2.6 Introduction of O&M
2.7 Configuration Principle2.7 Configuration Principle
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Introduction to HDU
HDU （ HLR databas
e unit ） Storage of subscribe
r’s data
Process O&M operati
on come from SMU f
or sub.’s data
Process MAP operati
on come from SAU
Implement AuC functi
on
HLR9820
HDU
NMS BusinessHall
Other SwitchesSAU
BAM SMU
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Introduction to HDU
HDU is a dual system
Based on SUN/IBM server
Oracle Database
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Chapter 2 Component and FunctionChapter 2 Component and Function
2.1 Structure2.1 Structure
2.2 SAU2.2 SAU
2.3 HDU2.3 HDU
2.4 SMU2.4 SMU
2.5 BAM2.5 BAM
2.6 Introduction of O&M2.6 Introduction of O&M
2.7 Configuration Principle2.7 Configuration Principle
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Introduction to SMUSMU: Subscriber Management Unit;
The function of SMU is implemented by software in BAM
HLR9820
HDU
NMS
BusinessHall
Other SwitchesSAU
BAM SMU
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Introduction to SMU
Server provides interface to SMU client. SMU client operates
Subscriber’s data through UI interface;
Server provides opened interface to BOSS. To meet the
requirements of different operation modes on the subscriber data
from clients.
SMU Server/client mode
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Chapter 2 Component and FunctionChapter 2 Component and Function
2.1 Structure2.1 Structure
2.2 SAU2.2 SAU
2.3 HDU2.3 HDU
2.4 SMU2.4 SMU
2.5 BAM2.5 BAM
2.6 Introduction of O&M2.6 Introduction of O&M
2.7 Configuration Principle2.7 Configuration Principle
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Introduction to BAMBAM; Back Administration ModuleCommunication bridge between switch and NMSTo store data and program for SAU
HLR9820
HDU
NMS
BusinessHall
Other SwitchesSAU
BAM SMU
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Introduction to BAM
Management for the SAU, HDU and SMU:
Alarm processing
Performance management
Equipment status management
Interfaces to network management system (NMS)
SMU software and BAM software are usually installed on one
Window 2000 server.
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Chapter 2 Component and FunctionChapter 2 Component and Function
2.1 Structure2.1 Structure
2.2 SAU2.2 SAU
2.3 HDU2.3 HDU
2.4 SMU2.4 SMU
2.5 BAM2.5 BAM
2.6 Introduction of O&M2.6 Introduction of O&M
2.7 Configuration Principle2.7 Configuration Principle
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Introduction to O&M
O&M of HLR9820 is implement by LMT which is installed in BAM or WS.It also can be implemented through M2000 server.
HLR9820
HDU
NMS
BusinessHall
Other SwitchesSAU
BAM SMULMT
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Introduction to O&M
FM: Fault Management
PM: Performance Management
CM: Configuration Management
LMT: O&M of HLR
O&M Server/client mode
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Chapter 2 Component and FunctionChapter 2 Component and Function
2.1 Structure2.1 Structure
2.2 SAU2.2 SAU
2.3 HDU2.3 HDU
2.4 SMU2.4 SMU
2.5 BAM2.5 BAM
2.6 Introduction of O&M2.6 Introduction of O&M
2.7 Configuration Principle2.7 Configuration Principle
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Configuration of HLR9820
SUN solution for HDU
IBM solution for HDU
Two solutions for HLR9820
Have different in HDU
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SUN Solution
Only need one cabinet for whole HLR
Supports 100,000~600,000 subscribers
Extend Smoothly
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IBM Solution
Two cabinets are
needed for IBM solution.
One for HDU, another
for other equipments
Support
100,000~2,000,000
subscribers
Extend Smoothly
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Question
Which part processes SCCP signaling?
Which part processes MAP signaling?
Which part provides interface to BOSS?
Where is subscriber’s data?
What will happen if SMU failed?
What will happen if BAM failed?
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Answer
SAU
HDU
SMU
HDU
Services are OK, but subscriber’s data
can’t be maintained.
Services are OK, but SAU can’t be
maintained.
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Chapter 1 System StructureChapter 1 System Structure
Chapter 2 Components and FunctionsChapter 2 Components and Functions
Chapter 3 System PerformanceChapter 3 System Performance
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Chapter 3 Technical Parameters of HLR9820Chapter 3 Technical Parameters of HLR9820
3.1 Functions of HLR98203.1 Functions of HLR9820
3.2 Performance Parameters3.2 Performance Parameters
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Functions of HLR9820
Supports 2G/3G network
Supports 3GPP R99/R4
Supports IP/TDM/ATM network
Provides AuC function in HDU
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Abundant Services
Traditional services
Telecom service
Bearer Service
Supplementary
Service (SS)
GPRS
CAMEL Service
USSD
3G services by 3GPP R99 、 R4
Pre-paging
LCS (Location services)
Support CAMEL3
Support UMTS subscriber
Explicit Call Transfer (ECT)
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Operation and Maintenance
Data configuration management
Subscriber data management
Traffic statistics (performance management) function
Automatic backup of the database
Alarming function
Network element maintenance function
Tracing function
Log
Flow Control Function
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Chapter 3 Technical Parameters of HLR9820Chapter 3 Technical Parameters of HLR9820
3.1 Functions of HLR98203.1 Functions of HLR9820
3.2 Performance Parameters3.2 Performance Parameters
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Integrated Equipment Performance Indices
Parameter Index
Maximum capacity 2 million
Bearer networking mode supported TDM/IP/ATM
64 Kbps signaling link number supported 640
2 Mbps signaling link number supported 20
Time for defining a single subscriber <1 sec.
Number of subscribers defined per second with the
template
10
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Reliability Indices
Parameter Index
Integrated reparation ratio 0.3
Availability 99.999%
Mean Time Between Failures (MTBF) ≥25000hours
Mean Time To Repair (MTTR) (not including the time of transportation)
≤15 minutes
Startup time from powering on the system till providing service
≤10 minutes
When the system has powered on, the interval from starting the application till providing the service
≤1 minutes
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Question
What’s LCS
What’s Maximum capacity of HLR9820
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Answer
1. Location Services
2. 2 million
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Summary On completion of this course, the trainees should
master the whole structure of HLR9820
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