该源码用c语言编写，属于网络编程，该ping程序是完成网络层的ICMP协议中的ping命令，可以测试发出的ping包和接收的ping包。-The source code using C language, belonging to network programming, the ping program is to complete the network layer of the ICMP protocol in the ping command, you can send Ping packets and Ping packets received by.