In this video, I cover how to upgrade your VIRL edition (Pre April 2015) to the latest version in order to gain L2 Switching and ASA IOS functionality. The process takes about 15 minutes, is completed easily from an SSH session and the web interface, and is covered in depth on VIRL’s website. They also provide some shell scripts to automate the process if you do not want to complete it manually. The link to the install guide follows, with the step by step video below:
Click Here to view VIRL’s upgrade instructions