Based on my previous work experience, it has happened several times to speak to engineers who did not have fundamental knowledge of networking  and systems in general – and when this happened, I felt outraged – really! When dealing with such engineers, you end up wasting time, you may end-up not finishing the job on-time… Continue reading

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We are leaving in a world where having certifications became synonymous to having knowledge; being certified could make the difference between getting a job interview, or not getting it. My question is: is this actually fair? The problem is, to become certified, you need a lot of money! Do not consider the exam cost only; you… Continue reading

Posted in ALL.

I was reviewing some Multicast notes the other day and I thought it would be a good idea to put Multicast vs.Unicast concepts, side by side – having a solid knowledge on Unicast routing, would hopefully allow me (and you) to better understand and memorize some of the multicast related building blocks. Also, since broadcasts… Continue reading