PING www.tubsu.cn (108.186.160.197) 56(84) bytes of data.
64 bytes from 108.186.160.197: icmp_seq=1 ttl=121 time=145 ms
64 bytes from 108.186.160.197: icmp_seq=2 ttl=121 time=143 ms
64 bytes from 108.186.160.197: icmp_seq=3 ttl=121 time=141 ms

--- www.tubsu.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 4568ms
rtt min/avg/max/mdev = 141.931/143.630/145.046/1.324 ms