5.Internet是如何通信的? ●简单说法 尽管Internet上各个主机之间有多种多样的通信形式,但最根本的通信协议是TCP/IP(传输控制协议/网际协议)。TCP/IP协议采用分组交换通信方式。 ●什么是分组交换? 在分组交换网络中,两台计算机之间要交换的数据不是作为一个整体进行传输,而是划分为大小相同的许多数据组;每个数据组被放在一个“电子信封”里,称为“包”或“信息包”。各个包的 5.Internet is how to communicate? Simple statement Although there are a variety of communication between the various hosts on the Internet, but the most fundamental communication protocol is TCP / IP (Transmission Control Protocol / Internet Protocol). TCP / IP protocol uses packet-switched communications. ● What is packet switching? In packet-switched networks, the data to be exchanged between two computers is not transmitted as a single entity but divided into many data sets of the same size; each data set is placed in an “electronic envelope ”, Known as“ package ”or“ package. ” Each package