apt-get install bettercap
To run bettercap:
bettercap
bettercap -iface eth0
For example:
net.probe on
net.show
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ARP SPOOFING - Bettercap Basics - Part 2
Bettercap is the tool used for Arp spoofing attacks. 
To install bettercap:
This is the bettercap window. To get the list of commands, type help
Now we can run a arp spoofing attack using bettercap. For this we need specify the interface which we want to attack. Here I attacking the eth0 interface, So the following command is required to run bettercap.
We discussed about the help menu before. In there you will see so many modules . To get the uses and options of these modules we can run the command help <module name> 
Here we got the help options for arp.spoof module.
By using net.probe module we will get the all connected network in our interface. For that we need to start this module.
Now it started probing on all possible IP's on the network. to view the connected networks just type the following command:
