PING ip-www.baishai.com (172.67.161.127) 56(84) bytes of data.
64 bytes from 172.67.161.127 (172.67.161.127): icmp_seq=1 ttl=60 time=4.24 ms
64 bytes from 172.67.161.127 (172.67.161.127): icmp_seq=2 ttl=60 time=4.35 ms
64 bytes from 172.67.161.127 (172.67.161.127): icmp_seq=3 ttl=60 time=4.32 ms

--- ip-www.baishai.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 4.247/4.306/4.352/0.087 ms