Instructions: Perform research online into three (3) different virtualized network platforms or virtual network appliances.

Factors:

1. Capabilities and Features

2. Cost (how much? is it more capital or operational expenditure?)

3. Interoperability (is it end-to-end, or can it function with other proprietary/open-source resources such as a Cloud Service Provider)

4. What is your overall impression of the platform?

5. Include links to your sources.