PING ip-www.acrane.cn (38.6.36.235) 56(84) bytes of data.
64 bytes from 38.6.36.235 (38.6.36.235): icmp_seq=1 ttl=59 time=235 ms
64 bytes from 38.6.36.235 (38.6.36.235): icmp_seq=2 ttl=59 time=231 ms
64 bytes from 38.6.36.235 (38.6.36.235): icmp_seq=3 ttl=59 time=231 ms

--- ip-www.acrane.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 231.095/232.506/235.307/2.056 ms