http://thenewstack.io/sdn-series-part-eight-comparison-of-open-source-sdn-controllers/ http://thenewstack.io/sdn-series-part-eight-comparison-of-op... This was

http://thenewstack.io/sdn-series-part-eight-comparison-of-open-source-sdn-controllers/ http://thenewstack.io/sdn-series-part-eight-comparison-of-op... This was the article that led me to discovering Ryu -- I am interested in the possibilities of Service Insertion and Chaining.