PING underground-xian.csc86.com (123.58.57.79) 56(84) bytes of data.
64 bytes from 123.58.57.79: icmp_seq=1 ttl=44 time=422 ms
64 bytes from 123.58.57.79: icmp_seq=2 ttl=44 time=459 ms
64 bytes from 123.58.57.79: icmp_seq=3 ttl=44 time=463 ms

--- underground-xian.csc86.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 6723ms
rtt min/avg/max/mdev = 422.375/448.649/463.788/18.658 ms