PING hao.crystalinter.cn (38.14.78.251) 56(84) bytes of data.
64 bytes from 38.14.78.251 (38.14.78.251): icmp_seq=1 ttl=57 time=143 ms
64 bytes from 38.14.78.251 (38.14.78.251): icmp_seq=2 ttl=57 time=142 ms
64 bytes from 38.14.78.251 (38.14.78.251): icmp_seq=3 ttl=57 time=142 ms

--- hao.crystalinter.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 142.341/142.722/143.477/0.533 ms