设置IP的代码，可用来获取IP地址，物理地址等信息-Set the IP of the code, can be used to obtain the IP address, physical address and other information

实现了代码设置本机IP地址，以及常用IP地址管理功能，方便经常出差用户方便快捷切换地址。-The code set this machine s IP address, as well as commonly used in IP address management features to facilitate the frequent travel users quick and easy switching address.