PING ip-auto.daduchang.net (156.241.143.231) 56(84) bytes of data.
64 bytes from 156.241.143.231 (156.241.143.231): icmp_seq=1 ttl=54 time=197 ms
64 bytes from 156.241.143.231 (156.241.143.231): icmp_seq=2 ttl=54 time=195 ms
64 bytes from 156.241.143.231 (156.241.143.231): icmp_seq=3 ttl=54 time=194 ms

--- ip-auto.daduchang.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 194.193/195.737/197.867/1.556 ms