PING poonchoi.ctr.hk (172.67.203.206) 56(84) bytes of data.
64 bytes from 172.67.203.206 (172.67.203.206): icmp_seq=1 ttl=59 time=4.44 ms
64 bytes from 172.67.203.206 (172.67.203.206): icmp_seq=2 ttl=59 time=4.16 ms
64 bytes from 172.67.203.206 (172.67.203.206): icmp_seq=3 ttl=59 time=4.27 ms

--- poonchoi.ctr.hk ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 4.163/4.293/4.442/0.137 ms