我在ping,ip地址时老是显示:”Reply from 192.168.1.118 with 32 bytes of data: Reply from 192.168.1.118;bytes=32 time<1ms TTL=128Reply from 192.168.1.118;bytes=32 time<1ms TTL=128Reply from 192.168.1.118;bytes=32 time<1ms TTL=128连续显示三行后就自动关掉了.这是为什么啊.