[root@chenghao ~]# ping 192.168.3.53
PING 192.168.3.53 (192.168.3.53) 56(84) bytes of data.
64 bytes from 192.168.3.53: icmp_seq=1 ttl=64 time=0.039 ms
64 bytes from 192.168.3.53: icmp_seq=2 ttl=64 time=0.031 ms
64 bytes from 192.168.3.53: icmp_seq=3 ttl=64 time=0.034 ms
--- 192.168.3.53 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 0.031/0.034/0.039/0.007 ms
[root@chenghao ~]# ping 192.168.3.1
PING 192.168.3.1 (192.168.3.1) 56(84) bytes of data.
From 192.168.3.53 icmp_seq=2 Destination Host Unreachable
From 192.168.3.53 icmp_seq=3 Destination Host Unreachable
From 192.168.3.53 icmp_seq=4 Destination Host Unreachable