RFC 5944 - IPv4的IP移动性支持(修订版)

发布日期: 2010年11月
状态: 标准跟踪协议 (Standards Track)
作者: C. Perkins, Ed. (WiChorus Inc.)
废弃: RFC 3344

---

摘要 (Abstract)

本文档规定了协议增强功能,允许IP数据报透明地路由到互联网中的移动节点 (Mobile Node)。每个移动节点始终由其归属地址 (Home Address) 标识,无论其当前连接到互联网的位置如何。当移动节点位于归属地之外时,它还与转交地址 (Care-of Address) 相关联,该地址提供有关其当前连接到互联网的位置的信息。该协议提供了向归属代理 (Home Agent) 注册转交地址的机制。归属代理通过隧道将发往移动节点的数据报发送到转交地址。到达隧道末端后,每个数据报随后被传递给移动节点。

---

目录 (Contents)

• 1. Introduction (简介)

  • 1.1 Protocol Requirements
  • 1.2 Goals
  • 1.3 Assumptions
  • 1.4 Applicability
  • 1.5 New Architectural Entities
  • 1.6 Terminology
  • 1.7 Protocol Overview
  • 1.8 Message Format and Protocol Extensibility
  • 1.9 Type-Length-Value Extension Format
  • 1.10 Long Extension Format
  • 1.11 Short Extension Format

• 2. Agent Discovery (代理发现)

  • 2.1 Agent Advertisement
  • 2.2 Agent Solicitation
  • 2.3 Foreign Agent and Home Agent Considerations
  • 2.4 Mobile Node Considerations

• 3. Registration (注册)

  • 3.1 Registration Overview
  • 3.2 Authentication
  • 3.3 Registration Request
  • 3.4 Registration Reply
  • 3.5 Registration Extensions
  • 3.6 Mobile Node Considerations
  • 3.7 Foreign Agent Considerations
  • 3.8 Home Agent Considerations

• 4. Routing Considerations (路由考虑)

  • 4.1 Encapsulation Types
  • 4.2 Unicast Datagram Routing
  • 4.3 Broadcast Datagrams
  • 4.4 Multicast Datagram Routing
  • 4.5 Mobile Routers
  • 4.6 ARP, Proxy ARP, and Gratuitous ARP

• 5. Security Considerations (安全考虑)

  • 5.1 Message Authentication Codes
  • 5.2 Areas of Security Concern
  • 5.3 Key Management
  • 5.4 Picking Good Random Numbers
  • 5.5 Privacy
  • 5.6 Ingress Filtering
  • 5.7 Replay Protection

• 6. IANA Considerations (IANA考虑)

  • 6.1 Mobile IP Message Types
  • 6.2 Extensions to RFC 1256
  • 6.3 Extensions to Registration Messages
  • 6.4 Code Values for Registration Reply

• 7. Acknowledgments (致谢)

• 8. References (参考文献)

  • 8.1 Normative References
  • 8.2 Informative References

附录 (Appendices)

• Appendix A. Link-Layer Considerations (链路层考虑)
• Appendix B. TCP Considerations (TCP考虑)
• Appendix C. Example Scenarios (示例场景)
• Appendix D. Applicability of Prefix-Lengths Extension (前缀长度扩展的适用性)
• Appendix E. Interoperability Considerations (互操作性考虑)
• Appendix F. Changes since RFC 3344 (RFC 3344以来的变更)
• Appendix G. Example Messages (示例消息)

---

相关资源

• 官方原文: https://www.rfc-editor.org/rfc/rfc5944.txt
• 官方页面: https://datatracker.ietf.org/doc/html/rfc5944
• 勘误表: https://www.rfc-editor.org/errata_search.php?rfc=5944

---