PING bbs.lifupifa.org.cn (47.90.164.246) 56(84) bytes of data.
64 bytes from 47.90.164.246 (47.90.164.246): icmp_seq=1 ttl=58 time=593 ms
64 bytes from 47.90.164.246 (47.90.164.246): icmp_seq=2 ttl=58 time=593 ms
64 bytes from 47.90.164.246 (47.90.164.246): icmp_seq=3 ttl=58 time=594 ms

--- bbs.lifupifa.org.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 593.148/593.739/594.100/0.984 ms