PING www.zebra888.cn (119.28.66.139) 56(84) bytes of data.
64 bytes from 119.28.66.139 (119.28.66.139): icmp_seq=1 ttl=121 time=221 ms
64 bytes from 119.28.66.139 (119.28.66.139): icmp_seq=2 ttl=121 time=220 ms
64 bytes from 119.28.66.139 (119.28.66.139): icmp_seq=3 ttl=121 time=221 ms

--- www.zebra888.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 220.888/221.056/221.210/0.405 ms