Mobile IP technology and applications

Kent Leung is a Cisco Distinguished Engineer in the IP Mobility Development group at Cisco Systems. As the first developer of Mobile IP, he led its first commercial deployment in Cisco IOS. Kent has been the lead architect for many features of Mobile IP and has also contributed to IETF and 3GPP2 standards.

Foreword Introduction Chapter 1 Mobile and Wireless Technologies Mobility Wireless Technology Challenges of Communications Mobility Location Discovery Move Detection Update Signaling Path (Re)establishment Full Mobility and the OSI Protocol Stack Mobility at Layer 2 Mobility at Layers 4—7 Mobility at Layer 3 Combining Mobility Protocols The Case for Mobile IP Summary Review Questions Chapter 2 Understanding Mobile IP Mobile IP: The Elevator Pitch Mobile IP Is a Dynamic Routing Protocol… …Where End Devices Signal Their Own Routing Updates… …and Dynamic Tunnels Eliminate the Need for Host Route Propagation Mobile IP: Components Mobile Node Home Network and Home Address Home Agent Care-of Address Colocated Care-of Address Foreign Agent Care-of Address Foreign Agent Correspondent Node Mobile IP Protocol Concepts Mobile IP Agent Discovery Location Discovery Move Detection and Mobile IP Handover Policy Steady-State Algorithm New Network Algorithm Link-State Triggers Mobile IP Handover Mobile IP Registration Identification Services Service Fields and Bits Broadcast Support Simultaneous Bindings Authentication Relevant Address Fields Registration Reply Codes Registration Delivery Mobile IP Handover Other Than Returning Home Mobile IP Handover Returning Home Mobile IP Example Tunneling Encapsulation Triangle Routing Summary Review Questions Chapter 3 Mobile IP Security Protocol Authentication Extensions Security Associations SPI Algorithm and Mode Key Replay Protection Methods Timestamp Replay Protection Nonces Replay Protection Mobile Node and Foreign Agent Authentication and Challenge Mechanism FA Challenge MN-AAA Authentication Dynamic Keying Standards-Based Dynamic Keying Cisco Dynamic Security Association and Key Distribution Session Index Extension Security Association Setup Extension Domain Extension Challenge Extension Authentication Response Extension Configuration Extensions Location Privacy Summary Review Questions Chapter 4 IOS Mobile IP in the Lab Building the Baseline Topology Intermediate System Configuration Correspondent Node Configuration Home Agent Configuration Physical Home Network Configuration Virtual Home Network Configuration Mobile Host Configuration Security Association Configuration Home Agent Final Configuration Foreign Agent Configuration Mobile Node Configuration Operation and Evaluation/Troubleshooting Home Agent Mobile Node FA Examining the Routing Table Alternative Topologies Single-Router Topology Other Options for Single-Router Topology Summary Review Questions Chapter 5 Campus Mobility: Client-Based Mobile IP Campus Mobility Model Storing Security Associations in AAA RADIUS TACACS+ Cisco Zero Configuration Client Home Agent Redundancy Configuration Commands Active-Standby Home Agent Configuration Peer-Peer Home Agent Configuration When to Use Peer-Peer Home Agent Redundancy Summary Review Questions Chapter 6 Metro Mobility: Client-Based Mobile IP Metro Mobility Model Reverse Tunneling Reverse-Tunnel Delivery Style Reverse-Tunnel Signaling Reverse-Tunnel Configuration Tunnel Path MTU Impact of Network Address Translation NAT Traversal UDP Tunneling NAT on the Home Agent Mobile IP NAT Configuration Configuration on the Home Agent Configuration on the FA VPN Integration IPSec and Mobile IP Mobile IP over IPSec over Mobile IP Resource Revocation Resource Revocation Overview Revocation Support Extension and Messages Registration Revocation Example Registration Revocation Configuration Bringing It All Together Through an Example Evaluating the Metro Mobility Example Summary Review Questions Chapter 7 Metro Mobility: Cisco Mobile Networks Mobile Router Mobile Networks (Static or Dynamic) Configuration of Mobile Router and Its Mobile Networks Mobile Router Service on an Interface Mobile Router Interface-Level Configuration Agent Selection and Mobile IP Registration Routing to and from the Mobile Router Home Agent Enhancements Home Agent Configuration for Network Mobility Priority Home Agent Assignment Foreign Agent Details Agent Discovery–Tuning IRDP Options Local Routing to Mobile Networks Configuration for Local Routing to Mobile Networks Mobile Router Redundancy Asymmetric Links Configuration Needed for Asymmetric Links Example of Asymmetric Link Behavior Colocated Care-of Address Support Static Colocated Care-of Address Dynamic Colocated Care-of Address Behavior Using Colocated Care-of Addresses Configuration Examples Using Colocated Care-of Addresses Example One: Mobile Networks with Static Colocated Care-of Address Only Example Two: Mobile Networks with Dynamic CCoA Example Three: Mobile Networks with Dynamic CCoA Only Quality of Service IPSec and the Mobile Router Summary Review Questions Chapter 8 Deployment Scalability and Management Management of the Mobile Nodes Home Address Virtual Networks Static Home Addressing Without NAI Dynamic Home Address Assignment Fixed Addressing on the Command-Line Interface (CLI) Local Pool Address Assignment DHCP-Based Address Assignment AAA AAA Address Assignment AAA-Based Local Pool Selection AAA-Assigned DHCP Server Static Home Addressing with NAI Local Authorization of Static Home Addresses AAA Authorization of Static Home Addresses Scaling Issues Building a Call Model Number of Nodes Frequency of Mobility Amount of Data Traffic Number of Tunnels An Example Call Model Network Management RFC 2006 Management Information Base (MIB) Cisco Enterprise MIB Objects Matching the Call Model System Log Messages Common Troubleshooting Issues Path MTU Discovery Reverse Path Forwarding Checks Tunnel Transit Security Association Incompatibilities Summary Review Questions Chapter 9 A Look Ahead Mobile IP and Public Access Networks Public Wireless LAN Cdma2000 Technology GSM Technology FLASH-OFDM Technology Cisco SWAN and Mobile IP AAA-Based Dynamic Key Generation Mobile IPv6 Protocol Operation Route Optimization (Return Routability) in Mobile IPv6 Mobile IPv6 Messaging Differences Between Mobile IPv4 and Mobile IPv6 Transition to Mobile IPv6 Lessons Learned Network Access Identifier Authentication Option Bootstrap Hierarchical Mobile IPv6 (HMIPv6) Fast Mobile IP MANET References Review Questions Appendix A Answers to Review Questions Appendix B IOS Mobile IP: Supported SNMP MIBs