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

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657 lessons and I am constantly adding new lessons, videos and reference material. Everything is explained in the simplest 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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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
Ccnp Certified Routing Switching Logo
Ccie Certified Routing Switching Logo

What our Members are Saying

  • Florian Valette
    Florian Valette
    Network Engineer
    Just Amazing
    All topics are explained very well in an understandable language. It's also a perfect website when you have some shortcomings in some protocols. NetworkLessons.com is an amazing learning platform. Thanks so much for a great learning experience!
  • Ram Shummoogum
    Ram Shummoogum
    Network Architect
    Best Resource Out There
    NetworkLessons.com has the secret ingredients to break down something complex and make it look crystal clear. Over the past 25 plus years, I have visited many blog sites and forums including the famous Group Study. I can tell you that NetworkLessons.com is the best resource I have come across. I feel privileged to be a member!
  • Gabriel Santana
    Gabriel Santana
    Data Center Analyst
    Easy To Read
    There are a lot of websites with content about computer networks but on networklessons I found the best and easy to read articles to help me prepare for Cisco exams. I am very happy and excited about each subject that I have learned!

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We now have 657 Cisco Lessons available. More Added Every Week!

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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