PING ip-www.yesdianying.com (172.67.179.21) 56(84) bytes of data.
64 bytes from 172.67.179.21 (172.67.179.21): icmp_seq=1 ttl=60 time=5.20 ms
64 bytes from 172.67.179.21 (172.67.179.21): icmp_seq=2 ttl=60 time=5.01 ms
64 bytes from 172.67.179.21 (172.67.179.21): icmp_seq=3 ttl=60 time=5.04 ms

--- ip-www.yesdianying.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 5.013/5.087/5.201/0.115 ms