ABSTRACT
Contents 12.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 364 12.2 Mobile IP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365
12.2.1 Mobile IP Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366 12.2.2 Mobile IP Protocol Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . 367 12.2.3 Problems of Mobile IP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 368
12.3 Mobile IPv6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 368 12.3.1 IP version 6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 368 12.3.2 Mobile IPv6 Protocol Operations. . . . . . . . . . . . . . . . . . . . . . . . . 369 12.3.3 Mobile IPv4 versus Mobile IPv6 . . . . . . . . . . . . . . . . . . . . . . . . . . 371
12.4 Micro-Mobility Management for Mobile IPs. . . . . . . . . . . . . . . . . . . . . . . 373 12.4.1 Regional Micro-Mobility Management. . . . . . . . . . . . . . . . . . . . 373 12.4.2 Hierarchical Mobile IPv6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 374 12.4.3 Cellular IP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 375 12.4.4 HAWAII . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 376 12.4.5 IDMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 377 12.4.6 User-Based Micro-Mobility Management . . . . . . . . . . . . . . . . . 378
12.5 Proposed Agent-Based Micro-Mobility Management . . . . . . . . . . . . . 379 12.5.1 Domain Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 380 12.5.2 Domain Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 381 12.5.3 Registration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 382 12.5.4 Packet Delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 382
12.5.5 An Extension of Agent-Based Micro-Mobility Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383
12.5.6 Performance Studies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 383 12.6 Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 386 References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 387
12.1 Introduction During the past decade, the technologies of computing and communication networking have evolved significantly, and Internet and wireless mobile communications have radically revolutionized our communication environment. In the near future, more and more Internet services of both conventional and novel types will be smoothly accessed with various mobile devices through widely deployed wireless communication networks. The boundary between the Internet and wireless mobile communications is disappearing, through the convergence of the Internet and wireless mobile communications. With the rapid improvement in both networks and mobile terminals, significant advances have emerged in all fields of wireless mobile communications, including the number of mobile subscribers, the deployment of mobile communication systems, new advances in mobile techniques, along with the miscellaneous mobile services.
