Hello,

Netdiscover is Active / Passive reconnaissance tool . its used to discover devices in your wireless & wired network.

 

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Example :

Scan all the available devices in network under this range.

#netdiscover -r 10.0.3.0/24 

search for only 10 devices then add switch

#netdiscover -r 10.0.3.0/24 -c 10

Have many network card in your machine and want to use specific nic for discovery 

#netdiscover -i eth0 -r 10.0.3.0/24 -c 10 (is not it simple?)

here is another example 

#netdiscover -i eth0 -r 10.0.3.0/24 -c 10 -s 5

want to read more about netdiscover.  

run the following command in kali linux

#man netdiscover

Enjoy excercise video for same :

 

Thanks

webmaster