一款利用ping命令来检测局域网机器是否存活的小工具，本来是给一家KTV检测歌服是否正常工作的。现在共享出来，可用做商业软件的插件吧-Use a ping command to detect whether the gadget LAN machines to survive, was originally to detect a KTV song service is working properly. Now share out the available commercial software plug-ins do it