GPRS Demystified

GPRS
Demystified
John Hoffman, Editor
GIFT OF
THE ASIA FOUNDATION
NOT FOR RE-SALE
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CONTENTS
Preface
xru
PART 1
INTRODUCTION TO GSM NETWORKING
You May Know GSM. but Do You Ki^ow How It Came About
a n d Where It Is Cxoing? (...and Should You Care''*
How GSM Grew
T h e G P R S Mission
Chapter 1
Global Domination of GSM
Seducing the Consumer
S t a n d i n g the Test of Time
Chapter 2
Roaming Across Borders
Short Message Service and
GSM Circuit-Switched Data
What Is It and How Does U Work/
TheSMSC^
Mcsnage Structure
Keymg Input
What Is It (loml For*^
(^urrenl Applicalaiii Tn-iidH
High Speed Circuit Switched Data
TerminaU and ApplicHlionii
PART 2
' ^
A PERSPECrrVE ON GPRS ADOPTION
AROUND THE WORLD
but A l l W n i t 4 i i
H I T © HO
11
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W h a t on E a r t h Did We Do before GSM?
In the Beginning...
First-Generation Celhilar
One Giant Leap to CJSM
Roaming and Roaming Agn-ementH
GSM Phase 2 KnhancementH
A Global Success
Chapter 3
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22
23
23
24
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30
30
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Chapter 5
Market
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Chapter 6
T h e E n t e r p r i s e Business M o d H
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Chapter 7
GPRS m t ^ r M a t s
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Contents
Chapter 8
Portals
Wireless Portals
Fixed-Wireless Portals
Club Nokia
Service Providers
ISPs and MNOs
ASPs and WASPs
WAIPs
Content
Conclusion
PART 3
Lj
85
86
88
89
90
9Q
91
92
93
GPRS FOR DUMMIES LIKE ME
(AND MAYBE YOU)
The Business Proposition
Real-World Economics
Why It's Ultimately Worth Doing
Where to Begin
Packets over Wireless
Evolution of Security
Conclusion
Chapter 9
Cool High-Speed Data Sen^ices
GPRS Data Services
GPRS Infrastructure and Components
All New: Ser.-ing GPRS Support Node (SG^N^
All New: Gateway GPRS Support Node (GGSN)
True Confessions
""^'^Tie Insomniacs Gmde to GPRS Speafications
Chapter 10
96
96
97
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Planning and Dimensioning
Frequency - d ^o^-,^^^^^^^^^^^^^
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Sec"pacity-on-Demand Concept
Case 1
Case 2
gr'e'Jetwork Dimensioning
GPRS Network Optimisation
GSM Network Optimization
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224
125
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Contents
JX
The Terminal Addressing Problem
Dialup Internet Access
Usage Pattern of IP Addresses by GPRS
Number of IP Addresses for Terminals
Tackling the Terminals Addressing Problem
Summar\* of Grouped GPRS Users and Applications
Direct Corporate LAN Access
Internet Access—WAP Only
Internet Access—WAP and Popular NAT-compatible
Applications
Internet Access—Open Internet Access
Internet Access—Internet Service for Roamers
Addressing Policy
Infrastructure Addressing
Mobile Terminal Addressing
Autonomous System Number (ASN)
Transition to 3G
Transition to IPv6
Wl\en?
IPv6 Features and Benefits
Impact on Terminals
Dual Stacking
Tunneling and Interworkmg
AppHcation-specific Inten^'orklng
Roaming Considerations
Core Infrastructure
Summary
References
Chapter 13
Access Point Names
Services
Functionahty
Structure
Value
Chapters
r^
^PRS Security
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154
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:*„ Fontiires ot Ktt nr»
The Algonthms
Network Security
,03
The Internet
ViruBM and Trojanfi
G m m d Security ( on«id«nitkiM
Fraud I M U M
A Final Word
PART 4
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ITS THE APPLICATION, STUPID
Chapter 15
WAP and Lessons Learned
WAP Forum
Objectives
General Arrhitectuiv
Protocols
WAE Layer iWireleM Application Envinjnmenn
WSP I^yer t Wirelem SeMion Protocol •
WTP I-ayer < WireleM Transaction Protocol t
\ \ T L S I^ver (WireleM Tranpport Secunty Layer
\\T>F Layer < Wireless Datagram Protocol ^
Interfaoea
How to Access WAP Services with a Handnet
Suooeas Factors
Customer Demand-Market Demand
Ease of Use
Connection Time and Bandundth
Improved Standardization
Will GPRS Renew WAP?
Chapter 16
M-Service$
Whv M-SfTNict's '
What IS M-Serv-ice^ I'hase P
Usabilitv
WMI. 2XHTML Browser
WML Ext<*nMons
Human Machine Interface HMI
Confijfuration and Pnmaioninir 'OTA
M-8arvic« Key
Maplay
AddiUonaJ WAP RwiuirrmrnU
207
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Contents
Java
Messaging
Multimedia Messaging ^MMS)
Enhanced Messaging Service (EMS)
Long Message
Email
M-Services: What Impact on the Market?
M-Services Phase 11 Requirements
Future
Chapter 17
M-Commerce
Expanding Commerce through M-Commerce
It All Started with "Micro"
Here, There, and Everywhere
It May Be Even More Fun if You Can't Touch It
The "Musts" of M-Commerce
The Role of the Mobile Operator
How Does the M-Commerce Loop Stay Live?
So How Does the Customer Pay?
What Is Out There for Customers?
Can I Use My Mobile Phone to Shop while Abroad?
A Few Last Words on M-Commerce: Variations on the
Theme of Roaming
The Other Mysteries of M-Commerce
And Finally...
Chapter 18
Applications in a GPRS Environment
Applications in Phones—What's Already Here?
Open Standards Hit the Accelerator
Was WAP a Good Thing or Not?
Can an Application Learn?
Phone Meets Data. Is It True Love?
GPRS Is the Foundation
Parlay Opens Up the Voice Switch to Applications
Where Do Applications Go from Here?
Conclusion
Chapter 19
Interoperator Settlement
Need and Demand
Voice versus Data Requirements
Transferred Account Procedure—TAP3
Wholesale and Retail Variants
Outlook
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267
268
270
Contents
Chapter 2 0
GRPS Roaming exchange
The Problem
What Is -GRX"^
Op«>rator's I V m a n d s
Basic GRX Serxnce Charactenstica
Bandwidth
Quality
Security
Connectivity
L^iquity
Scalability
Flexibility
Additional S e n i c e a
Domain Name System (DNS)
IP Addressing and AS Numbering
ISP Hosting Internet Access
Counting/Charging/Clearing Housing
Signaling Access
Roaming Activation
Roaming Tests
Security
Site Security
Safeguarding Physical Access to the Network
Network Failure
Line Tapping
Riaks to GRX Network Function
Securing the PLMN Against Attack
Peering: GRX-to-GRX
Ser\ice Level Agreements (SLAs)
Information
Billing. Invoicing, and Remuneration
Equipment
DefaultLiability
Availability
Quality of Serv-ice (QoS)
Secunty
Ser\nce SLBIUH Information.Fault Manaiiemenl
Domain Name Ser\er ^DNSi
Evolution to 3G
Referencaa
Chapter 21
Location-Based Services
Location Bailed AppiKaUooa
CnUcal Factor* for '
271
279
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276
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276
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279
279
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Contents
j.:Technology Options
Customer Privacy and Security
Regulatory Issues
European Union
PART 5
303
306
307
OQQ
UNLESS YOU CAN MAKE A
GPRS TOASTER, YOU NEED A
NEW GPRS TERMINAL DEVICE
Chapter 22
Types of Devices and How They Grow
Product Trends and Market Segments
GPRS "Regular Phone" Devices
Data Cards
Card Phones
Smart Phones
Multimedia Devices
Black Boxes and Embedded Devices
WLAN and Bluetooth
Handheld Computers
Is the Road to Success Paved Yet?
^^^^ . ,
What the Customer Can Expect from the GPRS Termmal
Conclusion
References
Chapter 23
GPRS Devices
GPRS Classes
Class A
Class B
Class C
Multislot Classes
APN and QoS
Chip Sets
,
,
When GPRS Becomes Widespread
External and Internal Apphcations
External Connections...
Protocols...
"and Additional Software
Voice-evolved GPRS Devices
n«tfl-evolved
Deviceswith Java
DaU-evoiveu GPRS_rQpRS
317
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347
XIV
I
_
Contents
Chapter 2 4
Environmental Issues
349
Specific Absorption Rate
OCQ
Assessment of SAR Compliance
352
GPRS Compliance Issues
354
RF Safety Compliance of GPRS Base Stations
355
Interference by GPRS Handsets
356
Other Issues (Surface Temperatures, Energy Efficiency, etc.) 358
Recycling of Non-GPRS Handsets and Sustainable Design
360
Environmental Conclusions
3^
PART 6
TOMORROW: JUST LIKE YESTERDAY
W I T H A BYTE OF THE UNKNOWN?
Chapter 25
Testing and Approvals
Regulatory Testing
PTCRB
Voluntary Testing
Self-declaration
Field Trials
Interoperability Testing
TTE Directive
R&TTE Directive
Network Operators' Response
Regional and National Approval
Certification by Notified Bodies
Strategies for Manufacturers
Chapter 26
Enhanced Data Rates for
GSM Evolution
What Is EDGE?
EDGE Technology
Spectrum
EDGE Performance
Compatibility
Evolution
Summary
Chapter 27
GPRS Evolution
Standards
Radio Access
Mobile Core Infrastructure
Services
Compatibility
RiHk FacUirs
367
3W
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372
^'*
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380
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386
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Contents
Chapter 28
AIMP Networks
What Is an -All-IP Network*^
So What Is an All-IP Network?
Circuit-S^-itched Networks for Telecommunications
Drivers for All-IP Networking in Wireless
So WTiat About Convergence*^
Advantages of an All-IP Network
Disadvantages of an All-IP Network
The Evolutionary- Path to an All-IP Network—and Be>'ond
A Simple Network Model Proposed
Conclusion
403
405
407
4Q7
412
413
415
416
418
420
^^
Appendix
425
Acronyms and Abbreviations
Contributors
433
443
Index