本书提供了从不同层次理解移动IP所需的完整内容。介绍了移动IP运行的环境，描述了移动IP需解决的各种问题、解决问题的方式以及在若干配置实例中移动IP应用的方式。还介绍了移动IP应用过程中遇到的各种安全威胁的情况，并列举了解决安全威胁的各种技术。本书共分四部分14章，内容丰富、实用，是网络管理员、网络设计者和准备实现移动IP的人员的必备之书。 -This book provides a different level of understanding required for a complete IP mobile content. Introduced the operation of the mobile IP environment, Mobile IP describes the issues to be resolved, problem-solving approach, as well as examples in a number of configuration of mobile IP applications. Also introduced the Mobile IP application encountered a variety of security threats and address the security threats listed a variety of technology. The book is divided into four parts, 14 chapters, rich in content and practical, is a network administrator, network designer and Mobile IP to achieve the necessary personnel of the book.