$ ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
2: eth0: <BROADCAST,MULTICAST,NOTRAILERS,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast qlen 1000
link/ether 00:14:85:61:c3:0f brd ff:ff:ff:ff:ff:ff
inet 192.168.7.126/24 brd 192.168.7.255 scope global eth0$ ping -c3 192.168.5.10
PING 192.168.5.10 (192.168.5.10) 56(84) bytes of data.
64 bytes from 192.168.5.10: icmp_seq=1 ttl=64 time=73.9 ms
64 bytes from 192.168.5.10: icmp_seq=2 ttl=64 time=80.8 ms
64 bytes from 192.168.5.10: icmp_seq=3 ttl=64 time=79.8 ms
--- 192.168.5.10 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 73.912/78.217/80.877/3.080 ms
$ ping -c3 192.168.21.10
PING 192.168.21.10 (192.168.21.10) 56(84) bytes of data.
64 bytes from 192.168.21.10: icmp_seq=1 ttl=64 time=79.4 ms
64 bytes from 192.168.21.10: icmp_seq=2 ttl=64 time=129 ms
64 bytes from 192.168.21.10: icmp_seq=3 ttl=64 time=94.9 ms
--- 192.168.21.10 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 79.446/101.136/129.064/20.734 ms
$ ping -c3 192.168.3.100
PING 192.168.3.100 (192.168.3.100) 56(84) bytes of data.
64 bytes from 192.168.3.100: icmp_seq=1 ttl=127 time=62.1 ms
64 bytes from 192.168.3.100: icmp_seq=2 ttl=127 time=61.7 ms
64 bytes from 192.168.3.100: icmp_seq=3 ttl=127 time=62.3 ms
--- 192.168.3.100 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1998ms
rtt min/avg/max/mdev = 61.758/62.107/62.365/0.327 ms