前言本章将专注于已经学习的网络架构、第一层、第二层与第三层技术的复习,将以Q&A;的形式展示。这一章只是一些知识的总结,具体还请看之前的文章。计算机网络笔记网络架构网络基础What are the differences between data networks and voice networks?数据网络和语音网络有何不同?数据网络(data networks)是一种使用数字传输的通信网络。数字传输的数据的是一种离散信号(Discrete signal)。语音网络(voice networks)中是语音信息以模拟连续信号(continuous analog signals)的形式传输的通信网络。How many types of computer networks when it is classified by their scale?按规模划分,计算机网络有几种类型?计算机网络可以分为四种规模:Personal Area Networks(个域网,PAN)Local Area Networks(局域网, LAN)Metropolitan Area Networks(城域网, MAN)Wide Area Networks(广域网, WAN)网络架构What are the definitions of layers, protocols, and services in n
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