很多时候某个网站只允许内网用户访问，用IP地址不怎么方便，还是像外网一样用域名比较好！
怎么样配置呢？
设置好相应的域名之后，在如下图显示的本地电脑文件夹位置用文本编辑软件打开hosts文件，记得先备份一个哦！
然后在末尾加上需要的域名即可！
# Copyright (c) 1993-1999 Microsoft Corp.
#
# This is a sample HOSTS file used by Microsoft TCP/IP for Windows.
#
# This file contains the mappings of IP addresses to host names. Each
# entry should be kept on an individual line. The IP address should
# be placed in the first column followed by the corresponding host name.
# The IP address and the host name should be separated by at least one
# space.
#
# Additionally, comments (such as these) may be inserted on individual
# lines or following the machine name denoted by a ‘#’ symbol.
#
# For example:
#
#
