Ed Koehler has been in the communications and networking industry for20+ years. Ten of those years he spent as a Senior Technology Architect for R&D within the CTO division of Nortel. His area specialties are, IPv6,Multicast, Digital Identity and Network Security as well as Voice and Video communications and Data Science. He has several patents in these areas. Ed joined with Extreme (via Avaya) in August of 2010 as a Senior Data Solutions Architect specializing in Virtualized Data Centers and associated technologies including compute and storage. Currently, he is serving this role at the Global geography level as a Distinguished Principal Engineer. He is an IEEE member and was instrumental in the development of some of the core technology used in IEEE 802.1aq “Shortest Path Bridging”.