PING jiaoyuan.qingquneiku.com (156.237.224.177) 56(84) bytes of data.
64 bytes from 156.237.224.177 (156.237.224.177): icmp_seq=1 ttl=124 time=197 ms
64 bytes from 156.237.224.177 (156.237.224.177): icmp_seq=2 ttl=124 time=195 ms
64 bytes from 156.237.224.177 (156.237.224.177): icmp_seq=3 ttl=124 time=196 ms

--- jiaoyuan.qingquneiku.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 195.975/196.481/197.149/0.611 ms