本书分为9个章节，第1章介绍了计算机网络与相关应用；第2~3章介绍了网络体系结构与数据通信基础知识；第4章介绍了流行的网络操作系统；第5~6章介绍了网络技术以及综合布线系统的结构和标准；第7~9章介绍了与网络介绍与网络安全相关的知识。
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