PING hk838.pc51.com (43.154.18.11) 56(84) bytes of data.
64 bytes from 43.154.18.11 (43.154.18.11): icmp_seq=1 ttl=121 time=221 ms
64 bytes from 43.154.18.11 (43.154.18.11): icmp_seq=2 ttl=121 time=220 ms
64 bytes from 43.154.18.11 (43.154.18.11): icmp_seq=3 ttl=121 time=220 ms

--- hk838.pc51.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 220.679/220.993/221.428/0.317 ms