Network duplicate IP address detecion

[Doritos]

I've setup arpwatch.

http://manpages.ubuntu.com/manpages/precise/man8/arpwatch.8.html


On 16-05-2013 10:38, Knute Johnson wrote:
> Doritos <doritos5k at yahoo.com.br> wrote:
>
>> Is there any service that keeps running and checks the mac address and
>> IP address, when it detects two IP address on different macs it writes
>> on a log, or sends a warning?
>>
>> It would be useful to detect ip duplication on a network.
>
> Wireshark can be used to detect duplicate IP addresses.
>