PING pro-www.nizi.com.cn (154.84.39.180) 56(84) bytes of data.
64 bytes from 154.84.39.180 (154.84.39.180): icmp_seq=1 ttl=54 time=203 ms
64 bytes from 154.84.39.180 (154.84.39.180): icmp_seq=2 ttl=54 time=203 ms
64 bytes from 154.84.39.180 (154.84.39.180): icmp_seq=3 ttl=54 time=203 ms

--- pro-www.nizi.com.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 203.759/203.845/203.975/0.380 ms