{"id":"ha-vpn-stack-type-immutable-after-creation","text":"HA VPN gateway stack type (IPV4_ONLY, IPV4_IPV6, IPV6_ONLY) cannot be changed after creation — the gateway must be deleted and recreated.","truth_value":"IN","source":"entries/2026/03/11/vpn-overview.md","source_url":"","source_hash":"0f7da5bd938d7e42","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"ha-vpn-stack-type-immutable-after-creation","truth_value":"IN","reason":"premise"}]}}