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"Certification Zone has been very beneficial to my studies...the Zone's in-depth explanations are sometimes better than those found in Cisco's own manuals."
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Bill McFadden
Canada
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"Certification Zone bridges the gap between theory and practical experience."
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Elil Raj
JSI Netsystems, Piscataway, NJ
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"Your site has given me the opportunity to one-stop shop for the best written Tutorials on all of the latest technologies."
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Joe Knox
St. Jacob, IL
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