Find Duplicate IP address

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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