Have you ever wondered about use cases for Network Functions Virtualization (NFV), and even more specifically why a virtual router might be a good idea for your network?

Like any networking technology, virtual routing has a specific purpose with associated strengths and weaknesses.  This blog looks into some of those tradeoffs as well as providing a short video on IOS-XRv 9000, the new Carrier Class Virtual Router from Cisco.  Please check it out.  This should provide some much needed perspective on the current state of virtualization.