Scaling the Facebook backbone through Zero Touch Provisioning

What this post added

This post introduces Zero Touch Provisioning (ZTP) and the Vending Machine system, a comprehensive workflow framework developed to automate the provisioning and deployment of Facebook's global backbone networks. It details the challenges of rapid growth in heterogeneous network environments and how Vending Machine, with its Python agents and modular 'steps', addresses these by replacing manual Method of Procedure (MOP) documentation with automated, iterative workflows, significantly increasing deployment speed and reliability.