Computer Networks and Internets (5th Edition) (Hardcover)

Written by a best-selling author and leading computer networking authority, this updated book builds a comprehensive picture of the technologies behind Internet applications. It answers the basic question “how do computer networks and Internets operate?” in the broadest sense and includes an early optional introduction to network programming and applications. The book provides a comprehensive, self-contained tour through all of networking from the lowest levels of data transmission and wiring to the highest levels of application software, explaining how underlying technologies provide services and how Internet applications use those services. At each level, it shows how the facilities and services provided by lower levels are used and extended in the next level. Emphasis on Internet technologies and applications provides readers with substantial sections on Internetworking and Network Applications. For individuals with little or no background in the subject.

這本更新的書籍由暢銷作家和領先的計算機網絡專家撰寫，全面介紹了網際網路應用背後的技術。它以最廣泛的意義回答了基本問題“計算機網絡和網際網路如何運作？”，並包含了一個早期可選的網絡編程和應用介紹。本書提供了一個全面、自包含的網絡之旅，從最低層的數據傳輸和佈線到最高層的應用軟件，解釋了底層技術提供的服務以及網際網路應用如何使用這些服務。在每個層次上，它展示了下一個層次如何使用和擴展由較低層次提供的設施和服務。強調網際網路技術和應用，為讀者提供了關於互聯網互連和網絡應用的重要部分。適合對該主題沒有或很少背景知識的個人閱讀。