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Special focus lies on operational costs (OPEX) including energy consumption. OPEX costs are expectedto be reduced significantly by highly automated network operation (by applying self-organizing principles), simplified, flat architecture design, new transport technologies and layer reduction. For the evaluation suitable OPEX / Jul 10, 2017 · Capex vs. Opex for IT Spending by Alan Earls on July 10, 2017 The cloud offers many attractive alternatives for businesses and their IT teams looking for flexibility and quick deployment of all kinds of applications, large and small.