Amazon Cloud Developers

Mar 3, 2026 · Cloud Computing

Designing a Resilient Direct Connect Architecture to Ensure Business Continuity

This guide explains how to build a highly resilient AWS Direct Connect network—distinguishing redundancy from true resilience, modeling failure and maintenance scenarios, applying AS‑Path prepend and route withdrawal, deploying a maximum‑resilience topology with dual connections per location, enabling BFD for sub‑second fault detection, and regularly testing failover—to keep critical workloads online during planned windows or unexpected incidents.