PING tt222.cn (154.86.247.237) 56(84) bytes of data.
64 bytes from 154.86.247.237 (154.86.247.237): icmp_seq=1 ttl=124 time=198 ms
64 bytes from 154.86.247.237 (154.86.247.237): icmp_seq=2 ttl=124 time=198 ms
64 bytes from 154.86.247.237 (154.86.247.237): icmp_seq=3 ttl=124 time=198 ms

--- tt222.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 198.079/198.382/198.586/0.424 ms