PING pro-chengdu1.cn.roowei.com (208.98.40.202) 56(84) bytes of data.
64 bytes from 208.98.40.202: icmp_seq=1 ttl=59 time=149 ms
64 bytes from 208.98.40.202: icmp_seq=2 ttl=59 time=149 ms
64 bytes from 208.98.40.202: icmp_seq=3 ttl=59 time=149 ms

--- pro-chengdu1.cn.roowei.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 149.498/149.521/149.543/0.018 ms