{"id":"subnet-three-addressing-modes","text":"A VPC subnet supports three IP addressing modes: IPv4 only, dual stack (both IPv4 and IPv6), or IPv6 only.","truth_value":"IN","source":"entries/2026/03/08/vpc-subnets.md","source_url":"","source_hash":"d4faa1e970199eeb","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"subnet-three-addressing-modes","truth_value":"IN","reason":"premise"}]}}