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Mark D. Schofield

Keith Hutton is an information technology professional with close to 20 years of experience in the industry. Over the course of his career, Keith has worked as a professional services engineer, presales engineer, third-line operational support engineer, engineering team lead, instructor, and author. Keith currently works as a professional services engineer for Bell Canada, responsible for the design and configuration of network security infrastructures. Keith has a B.A. honors degree from Queen’s University, and is a certified Cisco instructor, Cisco Certified Network Professional (CCNP), Cisco Certified Design Professional (CCDP), and Cisco Certified Internetworking Professional (CCIP).


Mark Schofield has been a network architect at Bell Canada for the past six years. Working for the largest service provider in Canada, he has designed Multiprotocol Layer Switching (MPLS) virtual private networks (VPNs) with IP quality of service (QoS) for large enterprise customers. During the past five years at Bell, he has been involved in the design, implementation, and planning of large national networks for Bell Canada’s federal government customers. As part of a cross-company team, he developed Bell Canada’s premier MPLS VPN product. Mark has a MLIS from the University of Western Ontario and a B.A. and M.A. degrees from the University of Guelph. Industry certifications include the Cisco Certified Systems Instructor (CCIP), Cisco Certified Network Professional (CCNP), Citrix Certified Enterprise Administrator (CCEA), and Microsoft Certified Systems Engineer (MCSE).


Diane Teare is a professional in the networking, training, project management, and elearning fields. She has more than 20 years of experience in designing, implementing, and troubleshooting network hardware and software, and has been involved in teaching, course design, and project management. She has extensive knowledge of network design and routing technologies, and is an instructor with one of the largest authorized Cisco Learning Partners. She was recently the director of e-learning for the same company, where she was responsible for planning and supporting all the company’s e-learning offerings in Canada, including Cisco courses. Diane has a bachelor’s degree in applied science in electrical engineering and a master’s degree in applied science in management science. She is a certified Cisco instructor and currently holds her Cisco Certified Network Professional (CCNP), Cisco Certified Design Professional (CCDP), and Project Management Professional (PMP) certifications. She coauthored the Cisco Press titles Campus Network Design Fundamentals, the three editions of Authorized Self-Study Guide Building Scalable Cisco Internetworks (BSCI), and Building Scalable Cisco Networks; and edited the two editions of the Authorized Self-Study Guide Designing

for Cisco Internetwork Solutions (DESGN) and Designing Cisco Networks.