PING wcw.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=58 time=159 ms
64 bytes from 38.14.78.251 (38.14.78.251): icmp_seq=2 ttl=58 time=159 ms
64 bytes from 38.14.78.251 (38.14.78.251): icmp_seq=3 ttl=58 time=160 ms

--- wcw.crystalinter.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 159.909/159.998/160.159/0.114 ms