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Mobile vpn. delivering advanced services in next generation wireless systems
List of Figures
List of Figures
Chapter 1: Introduction to MVPN
Figure 1.1: Example of Mobile Virtual Private Networking.
Figure 1.2: The IEEE standards process.
Chapter 2: Data Networking Technologies
Figure 2.1: The L2TP model.
Figure 2.2: The L2TP message header.
Figure 2.3: The minimal encapsulation for IP.
Figure 2.4: Mobile IP model.
Figure 2.5: Typical Mobile IP registration procedure.
Figure 2.6: GTPv0 and GTPv1 headers.
Figure 2.7: IPSec tunnel mode and transport mode with ESP and AH.
Figure 2.8: Sample IPSec architecture (gateways and hosts).
Figure 2.9: PKI based on distributed CA hierarchy.
Figure 2.10: MPLS (labeling) versus tunneling.
Figure 2.11: Label stack encoding header options.
Figure 2.12: The "transparent wrapper" and "pipe" models.
Figure 2.13: Accounting data collection architecture in UMTS/GPRS and CDMA2000.
Figure 2.14: AAA proxy and broker architecture examples: CDMA2000.
Figure 2.15: DHCP protocol-based IP address assignment.
Figure 2.16: Sample hostname structure.
Figure 2.17: DNS query for hostname resolution.
Chapter 3: Wireless Systems Overview: A Radio Interface Perspective
Figure 3.1: Cellular systems migration paths.
Figure 3.2: Frequency Division Multiple Access (FDMA) principles.
Figure 3.3: 2G technologies worldwide market share in subscribers (2002).
Figure 3.4: Time Division Multiple Access.
Figure 3.5: 3GPP UMTS architecture.
Figure 3.6: Edge taxonomy.
Figure 3.7: Typical WLAN topology.
Chapter 4: Wireless Systems Overview: Data Services Perspective
Figure 4.1: Wireless packet data tunneling mechanism.
Figure 4.2: CDMA circuit-switched data architecture.
Figure 4.3: Example of CDMA2000 packet data architecture.
Figure 4.4: Examples of CDMA2000 data service protocol stacks.
Figure 4.5: CDMA2000 mobility hierarchy.
Figure 4.6: Typical CDMA2000 core network with AAA subsystems.
Figure 4.7: GPRS architecture.
Figure 4.8: 3GPP UMTS architecture.
Figure 4.9: The GPRS user plane and control plane.
Chapter 5: Mobile VPN Fundamentals
Figure 5.1: Tunneling in virtual private networking.
Figure 5.2: Private IP address masking via tunneling.
Figure 5.3: Voluntary VPN over 2G network.
Figure 5.4: Compulsory VPN in CDMA2000.
Figure 5.5: Chained tunnel VPN options (GPRS environment).
Figure 5.6: Dynamic Extranet VPN.
Figure 5.7: Landline remote access outsourcing.
Figure 5.8: VPN in wireless packet data environments.
Figure 5.9: VPN family tree.
Chapter 6: GSM/GPRS and UMTS VPN Solutions
Figure 6.1: IP VPNs for CSD.
Figure 6.2: IP architecture with PCO-based access mode.
Figure 6.3: DHCPv4 in GPRS systems.
Figure 6.4: PPP relayed using L2TP.
Figure 6.5: PPP terminated at the GGSN.
Figure 6.6: CAMEL Phase 3 prepaid systems architecture.
Figure 6.7: GPRS roaming networking.
Figure 6.8: GPRS roaming with GGSN in a visited network.
Figure 6.9: ACME Wireless network.
Figure 6.10: User identity management architecture.
Figure 6.11: Flow-through provisioning.
Chapter 7: CDMA2000 VPN Solutions
Figure 7.1: Simple IP VPN architecture model.
Figure 7.2: Simple IP VPN protocol reference model.
Figure 7.3: Simple IP VPN connection establishment
Figure 7.4: Mobile IP VPN options.
Figure 7.5: Public HA VPN architecture.
Figure 7.6: Public HA VPN protocol stack.
Figure 7.7: Private HA VPN architecture and protocol stack.
Figure 7.8: Dynamic HA allocation establishment.
Figure 7.9: CDMA2000 RADIUS-based AAA architecture and protocol reference model.
Figure 7.10: ACME USA combined IS-95/CDMA2000 core network.
Chapter 8: Mobile VPN Equipment
Figure 8.1: Bump-in-stack versus OS-integrated VPN clients.
Figure 8.2: MVPN gateway functions.
Chapter 9: The Future of Mobile Services
Figure 9.1: Simplified IMS architecture.
Figure 9.2: The 3GPP IMS subscriber registration.
Figure 9.3: Future mobile services examples.
Figure 9.4: Tight and loose cellular/WLAN integration options.
Figure 9.5: Mobile IP-based WLAN/cellular integration.
Appendix A: Mobile IP Extensions
Figure A.1: Mobile IP Challenge extension format.
Figure A.2: Mobile IP MN-FA Challenge extension format.
Figure A.3: Mobile IP Generalized Authentication extension format.
Figure A.4: NAI extension format.
Figure A.5: Critical vendor/organization extensions.
Figure A.6: Normal vendor/organization extensions.
Appendix B: CDMA2000 RADIUS Accounting Attributes
Figure B.1: 3GPP2 RADIUS attribute format. Reproduced under written permission from Telecommunications Industry Association.
Figure B.2: Accounting container format. Reproduced under written permission from Telecommunications Industry Association.
BackCover
Mobile VPN--Delivering Advanced Services in Next Generation Wireless Systems
Foreword
Preface
How This Book Is Organized
Who Should Read This Book
From Here
Part I: Wireless Data Fundamentals
Chapter 1: Introduction to MVPN
The Era of Pervasive Mobility
Background on VPN
MVPN Business Case
Mobile VPN Market and Stakeholders
Wireless Data Standards
Summary
Chapter 2: Data Networking Technologies
Quality of Service and VPN
Authentication, Authorization, and Accounting
Network Services
Summary
Chapter 3: Wireless Systems Overview: A Radio Interface Perspective
1G Cellular Systems
2G Cellular Systems
3G Cellular Systems
Wireless LAN
Summary
Chapter 4: Wireless Systems Overview: Data Services Perspective
Data Services in 1G, 2G, and 3G Systems
CDMA2000 Packet Data
GSM and UMTS Packet Data: General Packet Radio Service and UMTS PS Domain
Summary
Part II: MVPN and Advanced Wireless Data Services
Chapter 5: Mobile VPN Fundamentals
VPN Building Blocks
Classifying VPN Technology
Moving from Wireline to Wireless and Mobile
Summary
Chapter 6: GSM/GPRS and UMTS VPN Solutions
GSM and UMTS Circuit-Switched Data Solutions
Packet Data Solutions
Case Study: ACME Wireless
Summary
Chapter 7: CDMA2000 VPN Solutions
Overview of CDMA2000 Private Network Access
Simple IP: A True Mobile VPN?
Mobile IP-Based VPN
HA Allocation in the Network
CDMA2000 IP Address Management
Authentication, Authorization, and Accounting for MVPN Service
Case Study
Summary
Chapter 8: Mobile VPN Equipment
MVPN Gateways
Summary
Chapter 9: The Future of Mobile Services
Current Wireless Systems Industry and Evolution of 3G Systems
The Future of Wireless Service and Systems
Mobile Virtual Network Operator
WLAN/Cellular Convergence and MVPN
Summary
Appendix A: Mobile IP Extensions
NAI Extension
Private Extensions
Appendix B: CDMA2000 RADIUS Accounting Attributes
Accounting Container
Appendix C: RADIUS Usage in 3GPP
Possible Network Configurations
RADIUS for Authentication
RADIUS for Accounting
RADIUS for Interaction with Application Servers
Acronyms
Bibliography
Papers and Articles
Standards
List of Figures
List of Tables
List of Sidebars
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