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Complex networking topics explained in the simplest way possible…
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807 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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Subnetting
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December 31, 2024
Ashlea Berry
Network Engineer
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NetworkLessons.com is the best learning platform yet! It has helped me in my very first network role and well into my more senior roles. Their lessons are designed very well with plenty of detail and examples. You will not go wrong with a subscription to NetworkLessons.com!
March 15, 2026
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ITSM Team Lead
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NetworkLessons.com provides very constructive courses. Their lessons are easy to understand, especially the labs. It really is networking in plain English, just like they always say.
January 15, 2025
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IT Executive
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NetworkLessons.com is highly knowledgeable and provides clear explanations for me. The lesson journey offered by them makes the learning experience not only enjoyable but also highly effective, setting me up for success in my career growth and advancement now and in the future.

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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)