John Rullan has been a teacher for the past ten years and a part of the Cisco Networking Academy since 1998. He is the lead trainer for the New York City Department of Education CATC and has worked on the Curriculum Development and Instructional support teams for the academy program. For the past five years John has taught CCNA, CCNP and Network Security courses for the Borough of Manhattan Community College. He currently holds CCNA, CCNP and Network+ certifications.
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