基于VC编写的MFC程序，ping程序，可以搜索某个网段内的能够ping通的所有设备-Based the MFC program written by VC, ping program, you can search for all devices able to ping a network segment

hello, this is ping test program he llo, this is ping test program he llo, this is ping test program hello, this is ping test program-hello, this is ping test program hello, this is ping test program hello, this is ping test program hello