Where are we with SDN in May 2015 ?

There is so much to talk about in SDN that I couldn’t finish any of the dozen or so blog posts that I started in the last three weeks. Instead I created a 15 minute Keynote presentation that had the key points that I wanted to blog about.

SNA was Awful. SDN Isn’t Awful (Yet)


Back in the day, I wasn’t a SNA expert but that was because almost no one was using it. Oh sure, SNA was used by all the big companies to connect their TN5250 terminals to their mainframes using SDLC but back in 1995 there  A) weren’t that many companies who could afford to operate a […]

AWS Summit London – Come For The IaaS, Stay For the PaaS


I attended the AWS Summit in London yesterday. Here are some observations in no particular order. Come for the IaaS, Stay for the PaaS. AWS made a strong case about their portfolio of software services such as AWS Lambda, Cloudformation, KMS and Cloudtrail. Its no longer just compute, storage and networking its all about the […]