网络技术的发展真是一日千里，每t一个初次上网的人都会感到有点儿“懵”。随着个人计算机的普及，上网人数的不断增加，越来越多的单位和个人把目光投向互联网。支撑Internet运转的关键是IP寻址技术，这些技术术语越来越多的进入日常生活，不知道这些术语的意思将很不方便，在 The development of network technology is really fast, every time a first-time Internet users will feel a little “懵.” With the popularity of personal computers, the number of Internet users continue to increase, more and more units and individuals to look to the Internet. The key to supporting the operation of the Internet is IP addressing technology, these technical terms more and more into daily life, do not know the meaning of these terms will be very inconvenient, in