What’s not to love about the pay-as-you-go model of cloud computing? Your service price is distributed over a longer period of time, and your customers “repurchase” every month, rather than use a solu... more
A few days ago a friend of mine who had read my previous blog on CCIE (To CCIE or not to CCIE?) asked me to explain how it all looked like 21 years ago when I passed my lab exam. Well... more
A modern software-defined data center relies heavily on virtualization technology. And VMware is one of the pioneers when it comes to virtualization as it helped reshape the whole data center industry... more
Recently I heard someone who had taken one of the IT certification exams complaining about questions that test memorizing the facts. He was also not happy with the "twisted" language that he had found... more
A puzzled question? Grammatically wrong. What I mean is: "To pursue a Cisco Certified Internetwork Expert [CCIE] certification or not?" Or let`s rephrase and generalize the question: "To become a cert... more
I have written about software-defined data centers quite a bit in the past weeks. This time I dive into Microsoft’s SDDC solution, which is very promising. Microsoft Windows Server 2016 tries its best... more
Building data centers used to be a challenging job. It still is, to an extent, but the software-defined mantra that has taken over the IT industry simplifies a lot of challenges. And simple is (still)... more
Thank you, patient reader. You have made it to the last part of the “Costs in IT” series of articles. This one also deals with eye-opening facts as it covers the operating expenditure (OPEX) view of I... more
Cloud automation is a complex collection of software, prone to cascading failures, and exposed to an untrusted population of users. How can it be exploited, what are the consequences, and how can we c... more
Today it is time to look at the investment part of IT, or the so-called capital expenditure (CAPEX). What do we have to invest in the long term in order to own the IT environment we are building? The ... more
