PING 10.10.221.137 (10.10.221.137) 56(84) bytes of data.
64 bytes from 10.10.221.137: icmp_seq=1 ttl=64 time=0.522 ms
64 bytes from 10.10.221.137: icmp_seq=2 ttl=64 time=0.278 ms
64 bytes from 10.10.221.137: icmp_seq=3 ttl=64 time=0.263 ms
64 bytes from 10.10.221.137: icmp_seq=4 ttl=64 time=0.287 ms
64 bytes from 10.10.221.137: icmp_seq=5 ttl=64 time=0.219 ms

--- 10.10.221.137 ping statistics ---
5 packets transmitted, 5 received, 0% packet loss, time 815ms
rtt min/avg/max/mdev = 0.219/0.313/0.522/0.106 ms