说明：  本书以探索之旅的形式，从在浏览器中输入网址开始，一路追踪了到显示出网页内容为止的整个过程，以图配文，讲解了网络的全貌，并重点介绍了实际的网络设备和软件是如何工作的。目的是帮助读者理解网络的本质意义，理解实际的设备和软件，进而熟练运用网络技术。同时，专设了“网络术语其实很简单”专栏，以对话的形式介绍了一些网络术语的词源，颇为生动有趣。 本书图文并茂，通俗易懂，非常适合计算机、网络爱好者及相关从业人员阅读。
(This book, in the form of an exploration tour, starts from inputting the web address in the browser, and tracks the whole process all the way to displaying the content of the web page. With pictures and texts, it explains the whole picture of the network, and focuses on how the actual network equipment and software work. The purpose is to help readers understand the essence of the network, understand the actual equipment and software, and then skillfully use network technology. At the same time, the special column "network terms are actually very simple" is set up to introduce the etymology of some network terms in the form of dialogue, which is quite vivid and interesting. This book is well illustrated, easy to understand, very suitable for computer, network enthusiasts and related practitioners to read.)