PING hai378952520.cn.b2b168.com (111.62.149.154) 56(84) bytes of data.
64 bytes from 111.62.149.154 (111.62.149.154): icmp_seq=1 ttl=49 time=272 ms
64 bytes from 111.62.149.154 (111.62.149.154): icmp_seq=2 ttl=49 time=271 ms
64 bytes from 111.62.149.154 (111.62.149.154): icmp_seq=3 ttl=49 time=272 ms

--- hai378952520.cn.b2b168.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 271.906/272.277/272.817/0.390 ms