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 to pivot the budgetary requirements with the change in mind.

It’s not uncommon in an enterprise for the IT networking budget to be centralized, but nor is it uncommon for it to be decentralized. A decentralized IT budget model, where...