本书是网络原理和工程实践的绝佳教科书，不仅适用于教师备课和课程实践的安排，而且有利于网络工程人员自学。该书涉及网络方方面面，包括标准，协议，设备，软件配置，安全和系统集成等，能使你在短时间内从外门汉成为令人羡慕的网络高手。根据学习特点进行内容编排也是本书一大特色，本书提供现实生活中的实例，并配有大量实践练习，不仅能让你在短时间内轻松掌握网络基本原理，而且能在学习基本原理的同时及时进行网络实践，使你成为名副其实的“理论家”和“实践家”。-This book is the network theorem and the project practice excellent textbook, is not only suitable in the teacher prepares a lesson the arrangement which practices with the curriculum, moreover is advantageous in the network project personnel studies independently. This book involves the network aspects, including the standard, the agreement, the equipment, the software disposition, the security and the system integration and so on, can cause you to become the enviable network master in a short time from the entrance door Chinese. Carries on the content arrangement according to the study characteristic is also this book big characteristic, this book provides in the real life the example, and has the massive practice practice, not can only enable you with ease to know the network basic principle in a short time, moreover can carry on the network practice promptly during study basic principle, causes you to become is worthy of the reputation “the theoretician” and “the practice”.