PING tao.conf.cn.zb.v4.aserver.alibabacorp.com.gds.alibabadns.com (203.119.169.240) 56(84)
bytes of data.
64 bytes from 203.119.169.240 (203.119.169.240): icmp_seq=1 ttl=87 time=303 ms
64 bytes from 203.119.169.240 (203.119.169.240): icmp_seq=2 ttl=87 time=300 ms

--- tao.conf.cn.zb.v4.aserver.alibabacorp.com.gds.alibabadns.com ping statistics ---
3 packets transmitted, 2 received, 33% packet loss, time 2001ms
rtt min/avg/max/mdev = 300.582/302.271/303.961/1.776 ms