PING dgjyhj.cn (156.251.54.13) 56(84) bytes of data.
64 bytes from 156.251.54.13 (156.251.54.13): icmp_seq=1 ttl=55 time=247 ms
64 bytes from 156.251.54.13 (156.251.54.13): icmp_seq=2 ttl=55 time=246 ms
64 bytes from 156.251.54.13 (156.251.54.13): icmp_seq=3 ttl=55 time=251 ms

--- dgjyhj.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 246.428/248.356/251.049/2.004 ms