Author Archives: cj_ciscoman

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About cj_ciscoman

A geek before it was chic, a nerd before the herd.

General Networking Knowledge

If you’re looking for a single place to go over most of the technologies you’ll encounter as a Network Engineer, well here is the place Internetworking Technology Handbook.  This is a site hosted by Cisco and provides a wealth of knowledge. … Continue reading

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Wireshark Learning Sites

Wireshark is another great free tool for network engineers to use.  It is invaluable when it comes to troubleshooting some of the toughest issues.  The ability to inspect individual packets and make sense out of them is very much necessary … Continue reading

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Forums & Cisco Learning Network

Another great FREE resource out there for you to use to compliment your learning is forums. You can find forums on the internet for just about anything nowadays but, I’ve not found very many networking forums that stand the test … Continue reading

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Omnisecu

Wow, like I said before… it seems like I’m always coming across new sites that are chocked full of great FREE networking information.  Today, I bring you a new site (at least its new to me), that is a great … Continue reading

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The OSI Reference Model

As we all know, you don’t just throw an entire piping hot, juicy, 20 0z. medium-rare Ribeye directly into your mouth.  No matter how much you may be determined to swallow the whole tasty thing in one bite… common sense tells … Continue reading

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GNS3

Today lets talk GNS3.  For those of you that are serious about gaining network knowledge and ultimately- network certification, GNS3 is probably going to be the vehicle that gets you there- especially if you want to do it for FREE. … Continue reading

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Khan Academy

If you do not know about Khan Academy, you should look into it as it is a vast repository of FREE e-learning.  I know that not everyone has had the same opportunities towards education and Khan Academy can possibly serve to … Continue reading

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History of Computing

I think it necessary to at least be somewhat cognizant of the history of the things we encounter in life.  Putting things into context helps dissolve ambiguity.  Knowing how things evolved helps us to anchor our fanciful thinking.  Many people … Continue reading

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A Blog of FREE Networking Resources and Information

I am an IT professional currently pursuing my CCNP R&S Certification. Over the past year, I have found a lot of helpful sites that have been instrumental in my pursuit.  I want to share the information I’ve accumulated with others as … Continue reading

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