Note · AWS Networking

AWS Cloud WAN — Study Notes (Sample)

Condensed study guide for Cloud WAN concepts.

6 min Jun 2, 2026 awsnetworking

A compact study guide — the working version you’d review before a design session.

Key terms

  • Global network — the top-level container for Cloud WAN + on-prem.
  • Core network — the managed global backbone.
  • CNE — Core Network Edge, one per region.
  • Segment — an isolated routing domain.

Things to remember

Quick self-check

  1. What is the default isolation behavior between segments?
  2. Where does the core network live in a multi-account org?
  3. What command applies a new policy version?