PING com-bbs.markspy.com.cn (38.38.169.21) 56(84) bytes of data.
64 bytes from 38.38.169.21 (38.38.169.21): icmp_seq=1 ttl=56 time=148 ms
64 bytes from 38.38.169.21 (38.38.169.21): icmp_seq=2 ttl=56 time=146 ms
64 bytes from 38.38.169.21 (38.38.169.21): icmp_seq=3 ttl=56 time=146 ms

--- com-bbs.markspy.com.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 146.796/147.466/148.765/0.970 ms