PING underground-www.chinatvc.cn (206.238.163.70) 56(84) bytes of data.
64 bytes from 206.238.163.70: icmp_seq=1 ttl=57 time=198 ms
64 bytes from 206.238.163.70: icmp_seq=2 ttl=57 time=199 ms
64 bytes from 206.238.163.70: icmp_seq=3 ttl=57 time=196 ms

--- underground-www.chinatvc.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 7263ms
rtt min/avg/max/mdev = 196.461/198.216/199.903/1.406 ms