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812 lessons and I am constantly adding new lessons, videos and reference material. Everything is explained in the simplest way possible.

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Beginner in networking or professional? We offer Cisco lessons for all levels. If you have never worked in IT before then you will enjoy the CCNA lessons while experts will love the CCIE lessons. My lessons will help you to prepare for popular certifications like:

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March 7, 2025
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“My name is Rene Molenaar, and I am here to help you to achieve your goals. Do you want to upgrade your skills? Want to start a career in networking? Become a CCIE in Enterprise Infrastructure? Let me help you! After teaching Cisco classroom courses for several years I decided to share my knowledge online on NetworkLessons.com.”

Rene Molenaar CCIE #41726, founder of NetworkLessons.com (and primary course author)