The scenario
A C4 component diagram for an online payment processing system, mapped onto a network diagram to show components and their interactions.
What is in this drawing
Read the decisions behind it.
01
Use network engine to render C4 component relationships
02
Model external payment provider as a cloud node
03
Apply tiered layout for clear separation of client, application, and external layers
Reuse when you need a C4-style component view in a network diagramming engine, especially for payment or transaction processing flows.
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