Shannon McFarland, CCIE #5245, is a Principal Engineer for OpenStack Architecture at Cisco. Shannon is currently focused on OpenStack architecture, design and deployment. He has been responsible for the Enterprise IPv6 design, large scale data center design as well as VDI and other technologie areas. He has authored many technical papers, Cisco Validated Design guides, a contributor to Cisco Press books and is a frequent speaker at Cisco Live and other industry conferences. He co-authored a Cisco Press book titled IPv6 in Enterprise Networks . Shannon has been at Cisco for 14+ years.