PING www.bionase.cn (156.232.158.54) 56(84) bytes of data.
64 bytes from 156.232.158.54 (156.232.158.54): icmp_seq=1 ttl=123 time=236 ms
64 bytes from 156.232.158.54 (156.232.158.54): icmp_seq=2 ttl=123 time=235 ms
64 bytes from 156.232.158.54 (156.232.158.54): icmp_seq=3 ttl=123 time=235 ms

--- www.bionase.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 235.052/235.545/236.477/0.659 ms