PING www.zhixiaoke.com (172.67.188.30) 56(84) bytes of data.
64 bytes from 172.67.188.30 (172.67.188.30): icmp_seq=1 ttl=60 time=6.00 ms
64 bytes from 172.67.188.30 (172.67.188.30): icmp_seq=2 ttl=60 time=4.22 ms
64 bytes from 172.67.188.30 (172.67.188.30): icmp_seq=3 ttl=60 time=4.03 ms

--- www.zhixiaoke.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 4.033/4.756/6.006/0.887 ms