istio.io/istio@v0.0.0-20240520182934-d79c90f27776/releasenotes/notes/enable-auto-sni.yaml (about) 1 apiVersion: release-notes/v2 2 kind: feature 3 area: security 4 releaseNotes: 5 - | 6 **Updated** default value of the feature flag `ENABLE_AUTO_SNI` to true. 7 upgradeNotes: 8 - title: Default value of the feature flag `ENABLE_AUTO_SNI` to true 9 content: | 10 [auto_sni](https://www.envoyproxy.io/docs/envoy/latest/api-v3/config/core/v3/protocol.proto#envoy-v3-api-field-config-core-v3-upstreamhttpprotocoloptions-auto-sni) 11 is enabled by default. This means SNI will be set automatically based on the downstream HTTP host/authority header if `DestinationRule` does not explicitly set the same. 12 13 If this is not desired, use the new `compatibilityVersion` feature to fallback to old behavior. 14