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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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What our Members are Saying

March 18, 2025
Ethan Morissette
Network Analyst
Beyond Expectations
What can I say… NetworkLessons.com is such a well put together site. The content helped me build my knowledge, link certain topics together, and deepen my understanding of networking. I really love that they included additional resources about note taking and building a home lab. Something I had never seen before is an instructor of a site reaching out (and actually replying) when you subscribe. Thank you for your hard work!
March 23, 2025
Henri Stema
IT Consultant
Well-Organized Learning
NetworkLessons.com is a fantastic resource for anyone looking to deepen their networking knowledge. The lessons are well-structured, easy to follow, and packed with real-world examples that make complex topics easier to understand. If you’re serious about mastering networking, I’d definitely recommend NetworkLessons.com as a reliable and well-organized learning environment.
March 15, 2026
Mohamed Ramadan
ITSM Team Lead
Plain English Networking
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.

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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)