针对IP组网时，需要大批量检测对站点进行ping测试。而写的一个程序。利用VB+ping.ocx设计出一个可以同时ping 30个站点。-For the IP network, the need for high-volume ping detection test conducted on the site. A program written. VB+ ping.ocx designed to use a can ping 30 sites at the same time.