PING tao.conf.cn.zb.v4.aserver.alibabacorp.com.gds.alibabadns.com (203.119.169.17) 56(84)
bytes of data.
64 bytes from 203.119.169.17 (203.119.169.17): icmp_seq=1 ttl=87 time=291 ms
64 bytes from 203.119.169.17 (203.119.169.17): icmp_seq=2 ttl=87 time=289 ms
64 bytes from 203.119.169.17 (203.119.169.17): icmp_seq=3 ttl=87 time=289 ms

--- tao.conf.cn.zb.v4.aserver.alibabacorp.com.gds.alibabadns.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 289.282/289.919/291.137/1.062 ms