Certification Zone - Pass the Cisco CCIE, CCNA, and CCNP certification exams

Meet the Experts

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 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. Instead of using just one or two networking professionals to address the multitude of topics addressed on Cisco's certification exams, Certification Zone finds experts in each topic who have hands-on field experience with the technologies they cover for our site.

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	James Ellithorpe Jason Sinclair John Neiberger Katherine Tallis Kevin Downes Keyur Shah Leigh Anne Chisholm Marc R. Menninger Marianne Lepp Mark Poplar Michael Connelly	Mike Sweeney Peter A. Van Oene Priscilla Oppenheimer Richard French Richard Gosney Rita Puzmanova Rodgers Moore Ronald Trunk Scott Morris

David Wolsefer

Certification Zone Study Guides by David Wolsefer:

David Wolsefer is the East Coast Senior Networking Engineer for Totality, a leading Managed Services Provider (MSP) headquartered in San Francisco. David is a Cisco Certified Internetworking Expert (CCIE) #5858 in Routing and Switching and is currently scheduling a lab date to attempt a second CCIE in the Communications and Services track. David is also a Microsoft Certified Systems Engineer (MCSE). His areas of expertise include LAN/WAN infrastructure, network security, and IDC/ASP data center design and implementation. David holds a bachelor's degree from the University of Florida and has completed extensive post-graduate work in Applied Mathematics.

	Personal Study Zone

	Home
	Join Now
	About the Site
	Assessment Exams
	Zone Newsletter
	Testimonials
	Shop for Study Tools
	Meet the Experts
	FAQ
	Contribute
	Partner / Advertise
	Contact Us
	More Resources

"Your site offers the tools needed to pass the exams, hands down."

John Manning
CCNA
Fleet, Troy, NY
Read More Testimonials

Copyright © Genium Group, Inc. All rights reserved.	Terms of Use \| Privacy Policy
Certification Zone is an independent product, not sponsored by, endorsed by, or affiliated with Cisco Systems, Inc. Cisco®, Cisco Systems®, CCNA™, CCNP™, CCDP™, CCDA™, CCIE™, CCSI™, and the Cisco Systems logo are trademarks or registered trademarks of Cisco Systems Inc.