About the Technical Reviewers

Steven Kalman is the principal officer at Esquire Micro Consultants, which offers lecturing, writing, and consulting services. He has more than 30 years of experience in data processing, with strengths in network design and implementation. Kalman is an instructor and author for Learning Tree International. He has written and reviewed many networking-related titles. He holds CCNA, CCDA, ECNE, CEN, and CNI certifications.

Joe Harris, CCIE No. 6200 (R/S, Security & SP), is a Triple CCIE working for Cisco as a systems engineer within the Wireline and Emerging Providers organization, where he specializes in security and MPLS-related technologies. With more than 16 years of extensive experience focusing on advance technologies ...

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