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=191 ms
64 bytes from 156.241.143.231 (156.241.143.231): icmp_seq=2 ttl=54 time=191 ms
64 bytes from 156.241.143.231 (156.241.143.231): icmp_seq=3 ttl=54 time=191 ms

--- ip-auto.daduchang.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 191.454/191.611/191.822/0.155 ms