这本书描述了系统和在

代码说明：

本书系统介绍和深入分析当今流行的各种网络技术；并详细讲解它们之间的联系和差别。主要内容包括：LAN/WAN互连，网络传输设备，ATM、TCP/IP、SONET、帧中继、ISDN、SMDS、DSL、X.25等流行的网络技术以及网络技术的未来发展方向等。本书是一本关于LAN/WAN网络技术的优秀论著，内容翔实，语言通谷易懂，适用于不同程度的从事网络设计与管理或者将来从事网络设计与管理的人员，也可作为网络技术培训教材和参考书。 -This book describes the system and in-depth analysis of today" s popular variety of network technologies and explain in detail the linkages and differences between them. The main contents include: LAN/WAN interconnection, network transmission equipment, ATM, TCP/IP, SONET, Frame Relay, ISDN, SMDS, DSL, X.25 and other popular network technology and network technology, the future development direction. This book is a book about LAN/WAN networking technologies on the excellent, informative, easy to understand to communicate Valley is suitable for different levels of engaging in network design and management or in the future engage in network design and management of personnel, but also as a network technology training textbooks and reference books.