Aug2015

Another Missile Fired in the Cisco vs. VMware SDN War

Yesterday I was reading about Cisco’s fourth quarter earnings results, as you do when you are bored and waiting for the next episode of EastEnders to start—well, we all have to take a rest from SDN goodness every now and …
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Jul2015

IT Transformation: No Changes to Management

In previous articles, we discussed IT transformation in general, IT transformation and security, and the top-down and migration approaches to IT transformation. Now, it is time to discuss a method of IT transformation I call “no changes to management.” With …
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Apr2015

Managing and Monitoring Performance in SDN / NFV

We have all drunk the Kool-Aid. Software-defined networking (SDN), network functions virtualization (NFV), or both will save the world. They decouple us from the shackles of legacy networks to allow a utopia of business-driven requirements to freely flow, delivering value …
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Dec2014

What Is SDN? The History of All Things SDN

Software-defined networking (SDN) is clearly one of the hot items of the tech field at the moment.  VMware’s purchase of Nicira precipitated a sea change, leading to today’s plethora of SDN vendors and array of competing technologies. It reminds me …
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Aug2014

VMworld 2014: Essential Networking Sessions

It’s that time again. VMworld 2014 opens in San Francisco on Monday, August 25. With fifty sessions covering network virtualization and security this year, it is clear that VMware is once again pushing software defined networking (SDN) and NSX, and that is …
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