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Configure TAP interface on Ubuntu 20.04

What is TAP interface?

A TAP interface in Linux is a virtual network interface that allows communication between VMs and the host. It is used to emulate a layer 2 device.

The TAP interface is another type of virtual network interface in Linux useful for emulating a layer 2 device. It allows Virtual Machines (VMs) to communicate with the host and other VMs on the same network. Read this also

Install & Configure

Install UML Utitilites:

Terminal window
sudo apt install uml-utilities -y

Create virtual interface & assign IP Address:

Terminal window
sudo tunctl -t tap10
Terminal window
sudo ifconfig tap10 192.168.10.10 netmask 255.255.255.0 up