How To Create And Configure Multiple Virtual Network Interfaces In Ubuntu

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Create And Configure Multiple Virtual Network Interfaces In Ubuntu Linux with ease.



Configuring Virtual Networks:
Let's start, go to Applications, Accessories, Terminal and type:

$ sudo gedit /etc/network/interfaces


Duplicating the eth0 interface create virtual network cards and IP addresses. And adding a unique number starting from 1 to 9.



auto eth0:x allows that the network interface starts when Ubuntu starts

iface eth0:x declares the network card.

Save when done creating virtual networks
Run the below commands to restart Ubuntu networking services
$ sudo /etc/init.d/networking restart


Now take a look at your ifconfig command