Anthony Burke from Cisco Inferno comments:
IPv4 address depletion dates have passed. We are handing out the last of our /8′s across our regional internet registrars now. In the near future we should be almost completely depleted of IPv4. This is concerning. What is more concerning is that SDN is gaining more traction than IPv6 deployment.
Anthony has a really good point here. Why is the future of networking found in a software construct instead of the twenty year old address architecture expansion? If networks are going to explode like we think they will employing SDN, I believe we’re going to need more address space. Food for thought.
Read more at: Why does SDN have more traction than IPv6?