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Prerequisites

Please complete the below Steps 1, 2 3 and 4.

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Step-1: Creating VMs.

1. VM1 (DUT) : This is just a standard VM-from-ISO installation procedure. You will find many step-by-step description Ex: https://itsfoss.com/install-linux-in-virtualbox on this, including Videos (Ex: https://www.youtube.com/watch?v=QbmRXJJKsvs) . 
   1. Please ensure that number of interfaces are 4 and configured according to the table above.
2. VM2 (TGEN): Same as above - or you can just clone it!.
   1. Please ensure that number of interfaces are 4 and configured according to the table  above.

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