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Learn more about the networking professionals who lend their experience to help you achieve your goals

To create its highly regarded networking information products, Certification Zone relies on the highest editorial standards. Other companies often use inexperienced or uncertified networking professionals to save money and cut corners. Certification Zone has always relied on a skilled group of world-class experts, who are certified and experienced, to write and develop our Cisco certification preparation products.

Technical Director Howard C. Berkowitz
Annlee Hines Barry Meinster Chris Ackerman Chuck Larrieu Dale Holmes Damarcus Richards Dan Farkas David Wolsefer Dennis Laganiere Don Dettmore	Galina Pildush Jason Sinclair John Neiberger Katherine Tallis Kevin Downes Keyur Shah Leigh Anne Chisholm Marc R. Menninger Marianne Lepp Mark Poplar	Mike Sweeney Peter A. Van Oene Priscilla Oppenheimer Richard Gosney Rita Puzmanova Rodgers Moore Ronald Trunk Scott Morris

Kevin Downes

Certification Zone Study Guides by Kevin Downes:

NAT

CCIE # 1987, CCDA, CNX Ethernet, CNE, Bay CRS, CBE
Senior Principal Consultant, Netigy

Kevin has over 13 years of experience designing and supporting various network infrastructures. Kevin has a wide range of past experience including Banyan Vines, Novell, Cisco Routers and Switches, Bay Routers, IBM Routers, Cascade Frame Relay Switches, ATM, Cisco and NetSpeed DSLAM technology (ADSL and DSL), and most recently SONET and Optical Networking. Kevin has been published on multiple topics to include: "Cisco CLCS Exam Certification Guide", "Cisco Systems Internetworking Design Guide", "Cisco Systems Internetworking Troubleshooting handbook", "Cisco ACRC Exam Certification Guide" and has written various articles for the Banyan Vines Technical Journal and Enterprise Networking magazine on topics ranging from IPV6, Private Network Addressing (NAT & PAT), SNA, Cisco Routers and Designing Large Scale Mobile Access Networks. Kevin currently resides in Mesquite, Texas with his wife and two children.

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"[The Zone is the] best certification site I have found for Cisco, and I'm pretty sure I've seen them all... the practice tests are second to none."

Ray Brehm
CCNA, CCNP
United Computer Sales & Service, Cherry Hill, NJ
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