IP Addressing Part 1

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Cisco CCNA Training:  IP Addressing Part 1

Here’s a great video to help you get a better understanding of ip addressing.



Senior Network Engineer, technology enthusiast, guitar and bass player. Joe Wilson is the creator of RouterFreak.com as well as other niche websites that can be found around on the Internets.

What do you think about this article?


  1. Yup, that’s Cisco alright and I can atsett to your experience. Competitive advantage is what it’s all about. Besides, most companies I know don’t bother patching their Cisco gear. We’re lucky if they patch the Internet facing gear. Sure we never hear about these kind of break-ins because the type of people that hack routers aren’t trying to rack up a few points on Zone-H.org so they can brag to their friends. He who owns the router is god because they redirect DNS requests and redirect email. If you can redirect email you can easily make requests for digital certificates for putting up fake SSL servers or even get a code signing certificate.

  2. I cannot see the link for the video

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