In a previous post we discussed some network automation approaches that can provide significant infrastructure improvements with little to no upfront investments. In this blog, we’ll review two of the approaches that can help move your infrastructure from the Iron Age to the cloud era. The diagram below depicts a Datacenter (DC) infrastructure consisting of a pair of Juniper border …
The Hype and Reality of SDN – Part 2
In the first part of the blog, I reviewed the need to understand the foundational challenges that gave birth to the Software Defined Network (SDN) movement. In particular, I briefly highlighted the absence of a well-defined abstraction as a fundamental problem that exists in today’s complex networks. In this blog, I’ll review what abstraction means and how SDN realizes it. …