PING mall.u9tao.com (172.80.50.254) 56(84) bytes of data.
64 bytes from 172.80.50.254 (172.80.50.254): icmp_seq=1 ttl=123 time=151 ms
64 bytes from 172.80.50.254 (172.80.50.254): icmp_seq=2 ttl=123 time=150 ms
64 bytes from 172.80.50.254 (172.80.50.254): icmp_seq=3 ttl=123 time=150 ms

--- mall.u9tao.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 150.787/151.006/151.375/0.411 ms