------------ UBUNTU HOST
root@172.16.5.10:~# ping 172.16.1.1
PING 172.16.1.1 (172.16.1.1) 56(84) bytes of data.
^C
--- 172.16.1.1 ping statistics ---
4 packets transmitted, 0 received, 100% packet loss, time 3023ms


------------ CENTOS HOST
[root@172.16.0.22 ~]# ping 172.16.1.1
PING 172.16.1.1 (172.16.1.1) 56(84) bytes of data.
64 bytes from 172.16.1.1: icmp_seq=1 ttl=255 time=0.490 ms
64 bytes from 172.16.1.1: icmp_seq=2 ttl=255 time=0.588 ms
^C
--- 172.16.1.1 ping statistics ---
2 packets transmitted, 2 received, 0% packet loss, time 1931ms
rtt min/avg/max/mdev = 0.490/0.539/0.588/0.049 ms