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Complex networking topics explained in the most simple way possible…
Including Cisco CCNA, CCNP and CCIE Routing & Switching.

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644 lessons and I am constantly adding new lessons, videos and reference material. Everything is explained in the most simple form possible.

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Do you still have questions after viewing some of the lessons? We have a community forum where we help out with answers.

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Pick your Hands-On Training Category

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:

Ccna Certified Routing Switching Logo

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What our Members are Saying


Clarity, Pedagogy & Useful

I'm working to obtain the Cisco CCNP R&S certification and NetworkLessons.com makes me more understandable Cisco's technologies. Thanks a lot Renee for the quality of your lessons!

Cyril Camard
Network Engineer
October 8, 2015

Dimitry Micukov

A Great Teacher

The learning experience is great, easy to learn and contains straight to the point explanations. Networklessons.com is a great teacher!

Dimitry Micukov
IT Tech Support
April 15, 2016

Rafal Kawalec

Practical Knowledge

NetworkLessons.com is a great portal providing practical Cisco networking knowledge. It's a condensed repository of most or all networking protocols and features. It is also a great source to make quick knowledge refresh after long time of inactivity. You can also discuss with other members if you want or suggest to prepare lessons about some latest networking industry features like Vxlan, Segment Routing, EVPN, etc. You guys are doing a great job!

Rafal Kawalec
Network Engineer
May 29, 2018

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Stop Struggling & Start Learning

“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 Routing & Switching? 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)

Rene Molenaar Posing Right