全书共分为三大部分，第一部分是基础篇，内容包括交换技术概述、交换技术理论基础；第二部分是实践篇，内容包括数字程控交换机的硬件和软件系统、信令系统的管理与配置、数据分组交换技术及性能分析、IP交换技术与路由；第三部分是未来篇，内容包括智能网络交换技术、软交换技术原理与网络配置、移动交换原理、光交换技术与光网络。
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