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David Burns

Dave Burns joined Cisco in July 2008 as a systems engineer working for a U.S.-based SP Mobility account. He came to Cisco from a large U.S.-based cable company, where he was a senior network and security design engineer. Dave has held various roles prior to joining Cisco during his 10-plus years in the industry, working in SP operations, SP engineering, SP architecture, enterprise IT, and United States military intelligence communications engineering. He is currently the lead systems engineer in a number of areas that include Femtocell, Datacenter, MTSO, and security architectures. He holds various sales and industry and Cisco technical certifications, including CISSP, CCSP, CCDP, and two associate-level certifications. Dave recently passed the CCIE Security written exam, and is currently preparing for the CCIE Security Lab. Dave earned his Bachelor of Science degree in telecommunications engineering technology from Southern Polytechnic State University, Georgia, where he currently serves as a member of the industry advisory board for the Computer & Electrical Engineering Technology School.


Odunayo Adesina, CCIE No. 26695 (Routing and Switching), is a systems engineer with Cisco in the U.S. commercial segment. In this role for four years, Odunayo works with commercial customers in Saint Louis to help develop their enterprise network architectures, which typically are a combination of borderless, collaboration, and virtualization solutions. He has more than 12 years of experience in the industry and holds various industry and Cisco certifications, including CISSP No. 54152, CCSP, CEH, VSP, and MCSE NT 4.0. Prior to his role at Cisco, Odunayo worked with a large service provider as a network engineer implementing and managing security, routing and switching solutions, and later as security specialist developing and enforcing security polices for the enterprise. He also worked for Cisco partners, where he implemented solutions across many industry verticals. Odunayo holds a Bachelor of Technology degree in electronics and electrical engineering from Ladoke Akintola University of Technology. Odunayo lives with his wife in Missouri.


Keith Barker, CCIE No. 6783 (Security, Routing and Switching) is a dual CCIE with more than 25 years of experience in the IT industry. His career began in the early 1980s with Electronic Data Systems, and went on to include implementation and support for the networks of Blue Cross, GM, Hughes Aircraft, and Paramount Pictures. Keith has served as a trainer with Mastering Computers, KnowledgeNet, and InternetworkExpert, and is currently part of the team at Nova Datacom.