Phil Hopkins is a principal engineer at Rackspace. He has an Electrical Engineering Degree from the University of South Florida and has been working on Linux systems for more than 15 years. In the past he has taught Cisco Networking classes and worked as a Cisco Admin as well as designing VOIP systems using Asterisk. He is active teaching and writing about OpenStack software defined networks (SDN). He has written and currently teaches an advanced class on OpenStack Networking. Phil has spoken about Cloud Technologies at a number of events including The Red Hat Summit in 2011, OpenStack Summits 2013 through 2016 and Linux Foundation CloudOpen 2014.