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DevOps tackles the problem of multifaceted cloud-based apps.
GNS3 1.3 will create and manage VirtualBox virtual machine linked clones from within the GNS3 user interface. This simplifies the process of setting up VirtualBox virtual machines in GNS3 makes GNS3 easier to use for studying the operation of open-source routers, switches, and hosts in network simulation scenarios.

In this post, I will show how to set up and use VirtualBox linked clones in your GNS3 simulation scenarios and work through a detailed tutorial.