With any major technology transition there is a gap between the time when the innovation is created and when there is a critical mass of IT professionals available with training and knowledge on how to deploy that state-of-the-art technology.
Plus, there are many different technologies that make up the SDN/NFV ecosystem, which means there are a number of different technologies that require training, said Eric Hanselman, chief analyst for 451 Research. Without a dominant set of SDN and NFV technologies, network administrators are unsure what combination of technologies they need to master. And this comes at a time when network services are becoming more disaggregated, Hanselman noted.
Plus, most companies are conservative when making major changes to their networks because if something goes wrong there is the potential for a ‘blast radius,’ which could become a huge problem, Hanselman said. “The entire scope of the endeavor can be huge,” he added.
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