AWS Certified Advanced Networking – Specialty (ANS-C01) Certification Guide

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Networking across Multiple AWS Accounts

Given a cloud consumption model where the entirety of goods and services belong to the cloud service provider, some conflicts may arise within a business about how to build, manage, and pay for IT infrastructure. Cloud infrastructure uses the Operational Expenses (OpEx) model, which is also known as the recurring charge model, and not a Capital Expenses (CapEx) model (buy once and depreciate over time, more common in traditional on-premises deployments). This is one of the main value propositions of cloud computing, after all. However, shifting from purchasing a large amount of equipment once every few years to a more consumption-based model can bring a corporate finance system to its knees as it struggles ...