PING www.ps2000.cn (154.220.248.12) 56(84) bytes of data.
64 bytes from 154.220.248.12 (154.220.248.12): icmp_seq=1 ttl=56 time=219 ms
64 bytes from 154.220.248.12 (154.220.248.12): icmp_seq=2 ttl=56 time=218 ms
64 bytes from 154.220.248.12 (154.220.248.12): icmp_seq=3 ttl=56 time=218 ms

--- www.ps2000.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2042ms
rtt min/avg/max/mdev = 218.478/218.711/219.156/0.624 ms