Log in as root and type the following
# arping -D -I eth0 -c 2 10.5.70.2
ARPING 10.5.70.2 from 0.0.0.0 eth0
Unicast reply from 10.5.70.2 [00:02:55:C7:1D:49] for 10.5.70.2 [00:02:55:C7:1D:49] 4.222ms
Sent 1 probes (1 broadcast(s))
Received 1 response(s)
[root@govath-pc ~]# echo $?
1