说明：  在windows平台下的一个ARP程序，有些安装VC++软件不完整的可能不包含部分同文件，Iphlpapi.h可以下载后放进include文件夹下面即可，通过程序帮助理解协议的本身
(In a windows platform ARP procedures, and some installation VC++ Incomplete software may not contain some of the same document, Iphlpapi.h can be downloaded into the folder include the following can, through the procedure to help understand the agreement itself)