Customers love open... but "open" has many different flavors and varieties, says Dan Pitt, Executive Director of the Open Networking Foundation.
"We've been strong advocates of open SDN for a long time. "
"By open, we mean not just published, but not controlled by a single party. It is good that people are opening up and publishing. There are open standards, open specifications, and open interfaces. It is important that they be community-defined."
http://open.convergedigest.com/2015/06/by-open-we-mean-not-controlled-by-singe.html